411 Mania — With a party in LA... more info

Pop Justice — Rihanna’s 'We Found Love' has now spent eight weeks at Number One on the Hot 100, beating her previous personal 'bests' for 'Umbrella' and 'Love The Way You Lie', which both spent seven weeks at the top. (Billboard) (http://www.billboard.com/news/r... more info

Perez Hilton — Happy happy to Christina Aguilera! The singer celebrated her 31st birthday over the weekend at the Spare Room in El Lay, joined by her co-judges on The Voice, Adam Levine and Blake Shelton, among 50 other guests, and her boytoy Matthew Rutler surpris... more info

ContactMusic — Christina Aguilera celebrated her 31st birthday with her pop pals Adam Levine and Blake Shelton at the weekend 17Dec11 by throwing a bowling party in Los Angeles The Beautiful hitmaker held a private bash for 50 friends and family at the Spare Room o... more info

ContactMusic — Christina Aguilera celebrated her 31st birthday with a star studded bash on Saturday 17 12 11 The Moves Like Jagger singer - who turned 31 on Sunday 18 12 11 - invited 50 of her closest friends and family including fellow The Voice mentors A... more info

Big Apple Music Scene — • Which teen mom is losing their baby? (Celeb Dirty Laundry) • Evan Rachel Wood getting engaged? (Have U Heard) • What you didn't know about Rooney Mara. (Celebuzz) • Christina Aguilera on the comeback trail? (Celeb Dirty Laundry) • Kei... more info

Perez Hilton — The Voice is back and set to premiere after the biggest game of the year! (Cue every kind of Christina Aguilera National Anthem joke you can muster! LOL! The show returns with the Super Bowl as a lead in and NBC plans on pulling out all the stops wit... more info

Topix — Single reviews: Rihanna 's collaboration with Calvin Harris on We Found Love saw it become one of 2011's greatest hits as was Maroon 5's Moves Like Jagger featuring Christina Aguilera. more info

Big Apple Music Scene — Christina Aguilera hasn't had the best year, from botching the national anthem to having her weight put under the media's microscope. Here's a look a happier times in her career, and let's hope she can take today to relax and enjoy some cake. More »... more info

Dlisted — Brad Pitt (48) Ashley Benson (22) Tara Conner (26) Josh Dallas (30) Christina Aguilera (31) Katie Holmes (33) Trish Stratus (36) Rah Digga (37) DMX (41) Rob Van Dam (41) Victoria Pratt (41) Casper Van Dien (43) Rachel Griffiths (43) Stone Cold Steve ... more info