The 'American Idol' Judges talk about their disagreements during 'American Idol' auditions, Lionel once being surprised by Michael Jackson and Paul McCartney, Luke, Katy and Lionel all having Las Vegas residencies right now, Luke and Katy sharing a suite for theirs, Katy's crazy Vegas family history, Lionel acting in the Foo Fighters movie Studio 666, Idol getting a shoutout on 'Ozark,' and Lionel being nominated for the Rock and Roll Hall of Fame. Watch Jimmy Kimmel Live! WEEKNIGHTS 11:35/10:35c on ABC. Stream on Hulu.