Me oh my! It was a seriously busy week on the world’s most popular social networking site, Twitter! I mean really, how many times did you log on and get an error message indicating Twitter was over capacity?

But we all know what set Twitter on overload — our favorite celebs were tweeting and twitpicing about the Cannes Film Festival, the BET Award nominations, and of course, Oprah’s star-studded farewell party!

Take a look at this week’s most fabulous twitpics…