Rihanna has taken Chris Brown back after an alleged fight the night before the Grammy Awards three weeks ago. They are reportedly spending time together in one of Diddy's houses on Miami Beach's Star Island. (via People)

But other rumors say that Chris was seen partying with Khloe Kardashian in Miami this weekend. (via Perez Hilton)

Speaking of his Diddyness, he's twittering while having tantric sex. WHAT? (via HipHopRx)

Britney Spears is in New Orleans for her first comeback tour performance! Two words: Oh Ish! (via Just Jared)

Amy Winehouse's mother-in-law (mother of Blaaaaaaaaake) is spittin' mad. She said, "Amy has behaved like a trollop," and "I never want him to go back to her." We love how mothers have selective memories when it comes their sons' love lives! (via Jezebel)

U2 is staging comeback number 800 with a little help from David Letterman. They'll be performing songs from their upcoming album on his show every night next week. (via PopSugar)