Los Angeles, CA, United States (Celebrity News Service) - Britney Spears kicked off her latest tour at Sacramento's Power Balance Pavilion to thousands of her biggest fans. According to the reviews, the "Femme Fatale," well, killed.

A recent study from Emory University suggests that teen brain scans can predict a pop song's success.

Los Angeles, CA, United States (Celebrity News Service) - If you tried to watch Rebecca Black's "Friday" video for the umpteenth time, either because it's a Friday tradition or you just needed a good laugh, you'll find that it's been pulled off YouTube by Ms. Black herself.

Los Angeles, CA, United States (Celebrity News Service) - A prison inmate is now claiming that he had a role in the 1994 shooting of late rapper Tupac Shakur, a shooting which fueled the feud between Shakur and fellow late rapper Notorius B.I.G..

Los Angeles, CA, United States (Celebrity News Service) - One of the cuts Kanye West considered for inclusion on his acclaimed "My Beautiful Twisted Dark Fantasy" was the song "Mama's Boy," which leaked online earlier this week and West is not happy about it.

Los Angeles, CA, United States (Celebrity News Service) - Lady Gaga isn't much of an outfit repeater, especially when the dress came from a butcher. Her headline-grabbing meat dress is headed to the Rock and Roll Hall of Fame.

London, England, United Kingdom (Celebrity News Service) - George Michael says he was forced to ax an appearance at a charity event with Alicia Keys after getting a tooth infection.

Los Angeles, CA, United States (Celebrity News Service) - Christina Aguilera says she was not an "angel" to her ex-husband during her marriage.

Los Angeles, CA, United States (Celebrity News Service) - Jennifer Lopez has announced that she is unsure whether she will be coming back to "American Idol" because of her busy schedule.

Los Angeles, CA, United States (Celebrity News Service) - After relinquishing the top spot for two weeks to Lady Gaga's massive "Born This Way," Adele returns to the top spot with 21, selling another 114,000 copies for its tenth week at #1. Gaga follows with "Born This Way" slipping to #2 in its third week, selling 100,000 copies.

Los Angeles, CA, United States (Celebrity News Service) - Justin Timberlake, who co-stars with Cameron Diaz in the new film "Bad Teacher," says he doesn't understand why working with his ex-girlfriend "sounds complicated to everybody else."

Los Angeles, CA, United States (Celebrity News Service) - Two men armed with swords, rope and a body bag have been arrested near the British home of singer and actress Joss Stone, who police say was the target of a robbery and murder plot.