diff --git a/src/org.eclipse.ice.viz.service.paraview/src/org/eclipse/ice/viz/service/paraview/ParaViewPlot.java b/src/org.eclipse.ice.viz.service.paraview/src/org/eclipse/ice/viz/service/paraview/ParaViewPlot.java
index f62055fd2..387a99d41 100644
--- a/src/org.eclipse.ice.viz.service.paraview/src/org/eclipse/ice/viz/service/paraview/ParaViewPlot.java
+++ b/src/org.eclipse.ice.viz.service.paraview/src/org/eclipse/ice/viz/service/paraview/ParaViewPlot.java
@@ -16,15 +16,11 @@
 import java.util.Map;
 import java.util.Random;
 
-import org.eclipse.ice.client.widgets.viz.service.IPlot;
 import org.eclipse.ice.viz.service.MultiPlot;
-import org.eclipse.ice.viz.service.PlotComposite;
-import org.eclipse.ice.viz.service.connections.ConnectionPlot;
+import org.eclipse.ice.viz.service.PlotRender;
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.widgets.Composite;
 
-import com.kitware.vtk.web.VtkWebClient;
-
 /**
  * This class is responsible for embedding ParaView-supported graphics inside
  * client {@link Composite}s.
@@ -59,43 +55,61 @@ public ParaViewPlot(ParaViewVizService vizService, URI file) {
 	 */
 	@Override
 	public Map<String, String[]> getPlotTypes() throws Exception {
-		Map<String, String[]> plotTypes = new HashMap<String, String[]>();
-		plotTypes.put("", new String[] { "" });
-		return plotTypes;
+		return new HashMap<String, String[]>();
 	}
 
 	/*
 	 * (non-Javadoc)
 	 * 
-	 * @see org.eclipse.ice.client.widgets.viz.service.IPlot#getNumberOfAxes()
+	 * @see
+	 * org.eclipse.ice.viz.service.MultiPlot#createPlotRender(org.eclipse.swt
+	 * .widgets.Composite)
 	 */
 	@Override
-	public int getNumberOfAxes() {
-		// TODO Auto-generated method stub
-		return 0;
+	protected PlotRender createPlotRender(Composite parent) {
+		// TODO We need a custom PlotRender.
+		return new PlotRender(parent, this) {
+			@Override
+			protected Composite createPlotComposite(Composite parent, int style) {
+				return new Composite(parent, style);
+			}
+
+			@Override
+			protected void updatePlotComposite(Composite plotComposite)
+					throws Exception {
+				int seed = (getPlotCategory() + getPlotType()).hashCode();
+				Random r = new Random(seed);
+				plotComposite.setBackground(new Color(plotComposite
+						.getDisplay(), r.nextInt(255), r.nextInt(255), r
+						.nextInt(255)));
+			}
+		};
 	}
 
 	/*
 	 * (non-Javadoc)
 	 * 
-	 * @see org.eclipse.ice.client.widgets.viz.service.IPlot#getSourceHost()
+	 * @see
+	 * org.eclipse.ice.viz.service.MultiPlot#updatePlotRender(org.eclipse.ice
+	 * .viz.service.PlotRender)
 	 */
 	@Override
-	public String getSourceHost() {
-		// TODO Auto-generated method stub
-		return null;
+	protected void updatePlotRender(PlotRender plotRender) {
+		// TODO We will need to update it in a custom way.
+		super.updatePlotRender(plotRender);
 	}
 
-//	/*
-//	 * (non-Javadoc)
-//	 * 
-//	 * @see
-//	 * org.eclipse.ice.viz.service.connections.ConnectionPlot#getPreferenceNodeID
-//	 * ()
-//	 */
-//	@Override
-//	protected String getPreferenceNodeID() {
-//		return "org.eclipse.ice.viz.service.paraview.preferences";
-//	}
+	// /*
+	// * (non-Javadoc)
+	// *
+	// * @see
+	// *
+	// org.eclipse.ice.viz.service.connections.ConnectionPlot#getPreferenceNodeID
+	// * ()
+	// */
+	// @Override
+	// protected String getPreferenceNodeID() {
+	// return "org.eclipse.ice.viz.service.paraview.preferences";
+	// }
 
 }
diff --git a/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/MultiPlot.java b/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/MultiPlot.java
index dc93f2786..916af5aad 100644
--- a/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/MultiPlot.java
+++ b/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/MultiPlot.java
@@ -11,10 +11,39 @@
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 
+/**
+ * This class provides a basic plot capable of drawing in multiple parent
+ * {@code Composite}s simply via the methods provided by the {@link IPlot}
+ * interface.
+ * <p>
+ * For client code that will be drawing these plots, do the following:
+ * <ol>
+ * <li>Call {@link #draw(String, String, Composite)} with a {@code Composite}
+ * and any category and type. This renders (if possible) a plot inside the
+ * specified {@code Composite} based on the specified plot category and type.</li>
+ * <li>Call {@link #draw(String, String, Composite)} with the same
+ * {@code Composite} but different category and type. <i>The plot rendered by
+ * the previous call will have its plot category and type changed.</i></li>
+ * <li>Call {@link #draw(String, String, Composite)} with a {@code Composite}
+ * and any category and type. This renders (if possible) a plot inside the
+ * {@code Composite} based on the specified plot category and type. <i>You now
+ * have two separate renderings based on the same {@code IPlot}.</i></li>
+ * </ol>
+ * </p>
+ * <p>
+ * Sub-classes should override the following methods so that the correct
+ * {@link PlotRender} is created and updated properly:
+ * <ol>
+ * <li>{@link #createPlotRender(Composite)}</li>
+ * <li>{@link #updatePlotRender(PlotRender)}</li>
+ * </ol>
+ * </p>
+ * 
+ * @author Jordan
+ *
+ */
 public abstract class MultiPlot implements IPlot {
 
-	// TODO Implement support for multiple plot Composites.
-
 	/**
 	 * The visualization service responsible for this plot.
 	 */
@@ -26,9 +55,10 @@ public abstract class MultiPlot implements IPlot {
 	private URI source;
 
 	/**
-	 * The composite responsible for rendering the plot data.
+	 * The map of current {@link PlotRender}s, keyed on their parent
+	 * {@code Composite}s.
 	 */
-	private PlotComposite plotComposite;
+	private final Map<Composite, PlotRender> plotRenders;
 
 	/**
 	 * The default constructor.
@@ -47,6 +77,9 @@ public MultiPlot(IVizService vizService, URI file) {
 
 		this.vizService = vizService;
 
+		// Initialize the map of PlotRenders.
+		plotRenders = new HashMap<Composite, PlotRender>();
+
 		// Set the data source now. This should build any required meta data.
 		setDataSource(file);
 
@@ -64,9 +97,6 @@ public MultiPlot(IVizService vizService, URI file) {
 	@Override
 	public void draw(String category, String plotType, Composite parent)
 			throws Exception {
-		// Get the current parent control.
-		Composite currentParent = (plotComposite != null ? plotComposite.parent
-				: null);
 
 		// Check the parameters.
 		if (category == null || plotType == null || parent == null) {
@@ -75,18 +105,19 @@ public void draw(String category, String plotType, Composite parent)
 		} else if (parent.isDisposed()) {
 			throw new SWTException(SWT.ERROR_WIDGET_DISPOSED, "IPlot error: "
 					+ "Cannot draw plot inside disposed Composite.");
-		} else if (currentParent != null && parent != currentParent) {
-			throw new IllegalArgumentException("IPlot error: "
-					+ "Cannot draw same plot in multiple Composites.");
 		}
 
-		// If necessary, create the plotComposite.
-		if (plotComposite == null) {
-			plotComposite = createPlotComposite(parent);
+		final PlotRender plotRender;
+
+		// If necessary, create the PlotRender.
+		if (!plotRenders.containsKey(parent)) {
+			// Create it and save it in the map.
+			plotRender = createPlotRender(parent);
+			plotRenders.put(parent, plotRender);
 
-			// Send the new plot category and type to the plotComposite.
-			plotComposite.setPlotCategory(category);
-			plotComposite.setPlotType(plotType);
+			// Send the new plot category and type to the PlotRender.
+			plotRender.setPlotCategory(category);
+			plotRender.setPlotType(plotType);
 
 			// If we are not on the UI thread, create its content asynchronously
 			// on the UI thread.
@@ -94,26 +125,38 @@ public void draw(String category, String plotType, Composite parent)
 				parent.getDisplay().asyncExec(new Runnable() {
 					@Override
 					public void run() {
-						plotComposite.createPlotContent(SWT.NONE);
+						plotRender.createPlotContent(SWT.NONE);
 					}
 				});
 			}
 			// If we are on the UI thread, create the content synchronously.
 			else {
-				plotComposite.createPlotContent(SWT.NONE);
+				plotRender.createPlotContent(SWT.NONE);
 			}
 		} else {
-			// Send the new plot category and type to the plotComposite.
-			plotComposite.setPlotCategory(category);
-			plotComposite.setPlotType(plotType);
+			// Get the existing PlotCopmosite.
+			plotRender = plotRenders.get(parent);
+
+			// Send the new plot category and type to the PlotRender.
+			plotRender.setPlotCategory(category);
+			plotRender.setPlotType(plotType);
 		}
 
-		// Trigger the appropriate update to the plotComposite's content.
-		updatePlotComposite(plotComposite);
+		// Trigger the appropriate update to the PlotRender's content.
+		updatePlotRender(plotRender);
 
 		return;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.eclipse.ice.client.widgets.viz.service.IPlot#getNumberOfAxes()
+	 */
+	public int getNumberOfAxes() {
+		return 0;
+	}
+
 	/*
 	 * (non-Javadoc)
 	 * 
@@ -146,6 +189,15 @@ public URI getDataSource() {
 		return source;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.eclipse.ice.client.widgets.viz.service.IPlot#getSourceHost()
+	 */
+	public String getSourceHost() {
+		return source.getHost();
+	}
+
 	/*
 	 * (non-Javadoc)
 	 * 
@@ -182,12 +234,27 @@ protected IVizService getVizService() {
 	}
 
 	// ---- UI Widgets ---- //
-	protected PlotComposite createPlotComposite(Composite parent) {
-		return new PlotComposite(parent, this);
-	};
+	/**
+	 * Creates a {@link PlotRender} inside the specified parent
+	 * {@code Composite}. The {@code PlotRender}'s content should not be created
+	 * yet.
+	 * 
+	 * @param parent
+	 *            The parent {@code Composite} that will contain the new
+	 *            {@code PlotRender}.
+	 * @return The new {@code PlotRender}.
+	 */
+	protected abstract PlotRender createPlotRender(Composite parent);
 
-	protected void updatePlotComposite(PlotComposite composite) {
-		plotComposite.refresh();
+	/**
+	 * Updates the specified {@link PlotRender}. The default behavior of this
+	 * method is to call {@link PlotRender#refresh()}.
+	 * 
+	 * @param plotRender
+	 *            The {@code PlotRender} to update.
+	 */
+	protected void updatePlotRender(PlotRender plotRender) {
+		plotRender.refresh();
 	}
 	// -------------------- //
 
diff --git a/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/PlotComposite.java b/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/PlotRender.java
similarity index 95%
rename from src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/PlotComposite.java
rename to src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/PlotRender.java
index 45684c95e..08c344581 100644
--- a/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/PlotComposite.java
+++ b/src/org.eclipse.ice.viz.service/src/org/eclipse/ice/viz/service/PlotRender.java
@@ -12,7 +12,7 @@
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Label;
 
-public class PlotComposite {
+public abstract class PlotRender {
 
 	public final Composite parent;
 	public final MultiPlot plot;
@@ -47,7 +47,7 @@ public class PlotComposite {
 
 	// -------------------- //
 
-	public PlotComposite(Composite parent, MultiPlot plot) {
+	public PlotRender(Composite parent, MultiPlot plot) {
 
 		this.parent = parent;
 		this.plot = plot;