- Nicki Minaj went OFF on Twitter today, refuting Mariah Carey's claims that Minaj threatened her with a gun on the set of 'American Idol.' Claws are officially out. [Rickey.org]

- Who wasn't at Justin Bieber's show in Los Angeles last night? Khloe Kardashian, Kendall and Kylie Jenner, Katy Perry, Lena Dunham, Heidi Klum and more! [Hollywire]

- Congrats to Public Enemy and N.W.A. The two iconic rap groups have been nominated for induction into the Rock and Roll Hall of Fame! [Complex]

- While she's not blowing up cars, Christina Aguilera is actually working to make a difference in the world. She was honored by Secretary of State Hillary Clinton for her efforts to fight world hunger. [YouTube]

- Taking after, Mom! Emme Anthony rocked $2400 worth of Chanel accessories while galavanting around Paris with J.Lo. [US Weekly]

- Rick Ross might take the cake for most ridiculous album cover of the year. His mixtape 'The Black Bar Mitzvah' has an odd title and equally puzzling LP art. [Idolator]

- Psy goes shirtless! The viral star performed his hit 'Gangnam Style' sans shit in Seoul, South Korea. [YouTube]

- 'Pitch Perfect' seems to be taking the cinemas by storm! And our friends at PopBytes are getting in on the action by giving away a 'Pitch Perfect' prize pack! [PopBytes]