MTV.com News — Design team DSquared2 say they want Brit's costumes to be 'provoking and indecent.'By Jocelyn Vena Britney Spears Photo: Bryan Bedder/Getty Images Britney Spears has tapped Canadian design team DSquared2 to give her the perfect look when s... more info

Perez Hilton — A few weeks ago, we mentioned that Christina Aguilera reached out to one of our fave musicians, Australian singer/songwriter Sia, for help with her newest album. Sia reports in a new blog entry that their collaboration netted some great stuff! All... more info

MTV.com News — A lot has changed between 2004's Onyx Hotel Tour and Brit's Circus jaunt, which kicks off Tuesday.By James Montgomery Britney Spears Photo: Kevin Mazur/ Getty Images Britney Spears kicks off her much-discussed Circus tour Tuesday in New O... more info

Pop Crunch — Christina Aguilera and Nicole Ritchie have become fast friends since giving birth to their first children, Max and Harlow, respectively, just one day apart in January 2008. In fact, the petite powerhouse and former television reality star have so muc... more info

Cliptip — Sia seems to be a subject for self abuse. This video, in collaboration with fellow Australian Kris Moyes, is a perfect demonstration of that hog-tied, condom-over-head wearing, double-sided tape face melting mentality. But her collaborations have usu... more info

TMZ — Filed under: Britney Spears, Christina Aguilera, Shaq Attack Celebs are used to purchasing million dollar homes and trade them like baseball cards, but with the economy hitting rock bottom, stars like Britney Spears, Richard Gere, Elle Macpherson a... more info

Perez Hilton — No, it's not Christina Aguilera you're staring at. It's Kim Kardashian! And Kim's usually one of those girls who could pull off the "natural" look pretty well. Someone should have reminded her of that this week. Kardashian was spotted at NY Fashion... more info

Perez Hilton — Christina Aguilera is apparently hard at work on her 4th album, and she's working with some super fucking awesome people! 2006's Back to Basics was a very retro-sounding affair. And it seems like she has a killer strategy for the follow-up! Aguilera ... more info

Yahoo! Music UK — world entertainment news - Christina Aguilera is planning to completely revamp her pop sound and explore synth music - with the help of rockers Ladytron. more info

MTV.com News — Christina Aguilera, MGMT and other jams that inspire great tonsil-hockey matches.By Sarah Muller Christina Aguilera Photo: Vince Bucci/ Getty Images Valentine's Day — you either love it or hate it. It makes sweethearts swoon and others w... more info