. >> tonight, iml am lady ha-ha. number one, lady gaga's show over. >> that's not what's on twitter. >> she played with the band and thhew a question against matt >> who would you rather? >> monica or rachel? >> phoebe. >> is that a laugh? >> lady gaga making history, is that aalaugh? >> whoa. oh my god. >> yeah, this one? [ laughs ] >> james even wore a safety helm helmet. but, did you catch this? >> they are totally on part. >> so first number three, gaga's segment is the longest any female gets. we are told they had to stop before production. that leads to first number four of multiple costume changes. >> i think you looked great in this. >> her famous of the meat dress and the caution tapes, it is the most he's ever done and james was like a little monster himself. >> matthew, her choreography. >> they rocked so hard, she lost an earring. >> she gave it too much on poker play. >> when you get lady gaga, you have to go gaga. >> let me show you how crazy these karaoke are. >>> jennifer garner told us how they try t