Guest Stars Tina Fey as Herself Robert De Niro as Himself Seth Rogen as Himself Tracy Morgan as Himself Lindsay Lohan as Herself Will Smith as Himself Kim Kardashian as Herself U2 as Themselves Lady Gaga as Herself Mariah Carey as Herself Mike Tyson as Himself Sarah Jessica Parker as Herself Stephen Colbert as Himself Joan Rivers as Herself Joe Namath as Himself Rudolph Giuliani as Himself
