Having already rocked out to a disco night song this season on American Idol, Adam Lambert broke it down like only he can last night.

The front-running favorite turned "If I Can't Have You" into a beautiful, emotional ballad, earning more praise from the judges and another standing ovation from the crowd.

Watch for yourself:

[video url="/videos/if-i-cant-have-you-adam-lambert/" title="If I Can't Have You, Adam Lambert"][/video]

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.