Tyra Banks acted like a total diva during the taping of a segment on black models by "giggling, snacking, and chatting with the crew" backstage for two hours while the audience waited for her. John Mayer says his breakup with Jennifer Aniston was because of "different chemistry," but also that she's great. Cassie can't get over Diddy despite the fact that he keeps insisting that they're not exclusively dating.

Will.I.Am is pissed at Fergie because she won't commit to touring to promote the new Black Eyed Peas album. Germans are probably not going to be fond of Quentin Tarantino's Inglorious Bastards given that not a single German character has any redeeming value. Michael Jackson, who may or may not be in a wheelchair, hasn't spoken to his brothers since he was acquitted of child molestation three years ago, though he owes them $840,000 in royalties. Michael Moore doesn't want John Kerry to be Barack Obama's V.P. because Kerry lied to Larry King about not having seen Fahrenheit 9/11. George Clooney, Kanye West, Madonna, and Matt Damon are among those slated to attend the DNC in Denver, while the Republicans have secured country singer Gretchen Wilson. Gavin DeGraw put on an impromptu performance at his downtown bar, National Underground, prompting mass hysterics from the ladies in the crowd. Tina Brown and Dan Rather had lunch at the Park on Tenth Avenue. Ellen DeGeneres and Portia de Rossi got married. (Both wore Zac Posen.) Barack Obama will soon have another book out. This one is about his plan to change America and is written by his staff. (He contributed the foreword.)