<page_title> NF (rapper) </page_title> <section_title> As lead artist </section_title> <table> <cell> 2016 <col_header> Year </col_header> <col_header> US R&B /HH </col_header> <row_header> "Intro 2" </row_header> </cell> <cell> "Warm Up" <col_header> Title </col_header> <col_header> US </col_header> <col_header> "Intro" </col_header> <col_header> "Wait" </col_header> <col_header> "All I Have" </col_header> <col_header> "Intro 2" </col_header> <col_header> "I Just Wanna Know" </col_header> <col_header> "Real" </col_header> </cell> <cell> non-album single <col_header> Certifications </col_header> <row_header> "Warm Up" </row_header> </cell> </table>
"Warm Up" was released as a non-album single in 2016.