diff --git a/src/scripts/eight-ball.coffee b/src/scripts/eight-ball.coffee
new file mode 100644
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+++ b/src/scripts/eight-ball.coffee
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+# The Magic Eight ball
+#
+# eightball <query> - Ask the magic eight ball a question
+#
+
+ball = [
+  "It is certain",
+  "It is decidedly so",
+  "Without a doubt",
+  "Yes – definitely",
+  "You may rely on it",
+  "As I see it, yes",
+  "Most likely",
+  "Outlook good",
+  "Signs point to yes",
+  "Yes",
+  "Reply hazy, try again",
+  "Ask again later",
+  "Better not tell you now",
+  "Cannot predict now",
+  "Concentrate and ask again",
+  "Don't count on it",
+  "My reply is no",
+  "My sources say no",
+  "Outlook not so good",
+  "Very doubtful",
+]
+
+module.exports = (robot) ->
+  robot.respond /(eightball|8ball)(.*)/i, (msg) ->
+    msg.send msg.random ball
+
+