Guest Stars Barbara Walters as Herself Alec Baldwin as Himself Bill Murray as Himself Jerry Seinfeld as Himself Steve Martin as Himself Jim Carrey as Himself Chris Rock as Himself Barack Obama as Himself Julia Louis-Dreyfus as Herself George W. Bush as Himself Peyton Manning as Himself Dan Castellaneta as Homer Simpson Tina Fey as Herself Pat Sajak as Himself George H.W. Bush as Himself Julie Kavner as Marge Simpson Bill Clinton as Himself