Topix — Nicki Minaj Drops Out Of Rihanna Tour Posted by Mitch Michaels on 04.08.2010 Nicki tweets that she'd rather work on her album... Nicki Minaj was announced for the big upcoming "Last Girl On Earth Tour" with Rihanna and Ke$ha just the other day, but n... more info

Starpulse — Katy Perry has heaped the pressure on best pal Rihanna - she's asked the "Umbrella" singer to organize her bachelorette party. Rihanna was in the throes of announcing her summer tour with Ke$ha wh... more info

Idolator — We discussed M.I.A. ripping Lady Gaga a new one in her recent NME interview earlier this morning, but we neglected to mention the various other musicians and mainstays of pop-culture with which the Sri Lanken singer has a big, big problem. Maya Arulp... more info

MTV.com News — Season finale is marked by high-energy routines and unity among the competing crews. Poreotix Photo: MTV For a few moments, the competition was placed to the side. Dance crews from both coasts, the South and Canada all set aside their game ... more info

Musicaddictz - Addicted To Music — Taio Cruz - Dirty Picture (Feat. Ke$ha)Uploaded by BlakMusicFirst. - Explore more music videos.Enjoy and Drop Some Comments Please! more info

Starpulse — Lil Wayne's rap protegee Nicki Minaj has pulled out of plans to join Rihanna and Ke$ha on tour this summer - just a day after the Rihanna announced the dates.   Minaj has decided she wants to focus... more info

EXCLUSIVE CLIP: SEE Brit winner join forces with 'Baby GaGa' as she dances on a toilet more info

MTV.com News — She also opens up about 'time-demanding' Last Girl on Earth Tour and the success of 'Rude Boy.'By James Dinh Rihanna performs on "American Idol" on Wednesday Photo: Fox Wednesday night might have marked Rihanna's "American Idol" debut, but ... more info

Idolator — Ke$ha will have to take shots of Jack on her own backstage—Nicki Minaj has already pulled out of the Last Girl on Earth tour. She tweeted: “I’m sorry 2 say I will not be going out on RiRi’s tour. I’ve decided 2 use that ... more info

AllHipHop — (AllHipHop News) Nicki Minaj will not be heading out on the road with R&B singer Rihanna’s “Last Girl On Earth Tour,” the rapper revealed today (April 7th). On Monday, organizers of Rihanna’s “Last Girl On Earth Tourâ... more info