Mon, 14 May 2012 14:24:44 GMT | By Kerri-Ann Roper
J Lo sizzles with Casper during American Idol

Jennifer Lopez on American Idol

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Jennifer Lopez took to the stage to show off her sizzling dance moves at the Top 4 To 3 Live Elimination Show on the latest season of American Idol. Sizzling alongside her was none other than her boyfriend and backing dancer, Casper Smart.

The pair have been dating for six months now and if these pics are anything to go by, things are going scorchingly!

Check out our gallery of them on stage. But be warned - it's hot, hot, hot!