Billboard Bits: T-Pain and Ke$ha Get Cozy, Gaga Tops Oprah in Forbes Power List

May 23: T-Pain and Ke$ha shows off their musical love-affair via twitter.

Billboard Bits serves up the best bite-sized nuggets of music news and gossip.

T-Pain, Ke$ha Get Cozy in Twitpic
Are Ke$ha and T-Pain in love? The pop singer and Auto-Tune star have been tweeting at each other since Sunday, and the playful rapport culminated with T-Pain posting a picture of the pair nuzzling each other as Ke$ha holds huge wads of cash. "Ladies and gentlemen I've upgraded from loyal stalker. Get ready for K-Pain," T-Pain wrote. (@tpain)

Lady Gaga Tops Oprah on Forbes Power List
As she bids adieu to her syndicated talk show, Oprah Winfrey can also kiss goodbye to her standing as the most powerful person in showbiz, according to the list-makers at Forbes magazine, who gave Lady Gaga the No. 1 spot on this year's Celebrity 100. The list, released Wednesday, takes into account income and influence, and the latter increasingly depends on mastery of social media, where Gaga trumps Winfrey, who's No. 2 on the Celebrity 100. ( THR)

Drake, Arcade Fire, Justin Bieber Lead MMVA Nominations
The nominees for the 2011 MuchMusic Video Awards were revealed yesterday, with Arcade Fire, Drake, Justin Bieber and Metric leading the way. The ceremony, which celebrates music videos from Canadian artists but also includes international artists like Bruno Mars and Eminem, will be held June 19. ( Spinner)

B.o.B Halfway Done with Sophomore Album
"Airplanes" rapper B.o.B is hard at work on his follow-up to last year's "The Adventures of Bobby Ray." "I feel like I'm about halfway through it, and I wouldn't even say because of how many songs I have," says B.o.B. ( MTV)

Willie Nelson Endorses Republican Presidential Candidate
Willie Nelson and his Teapot Party have publicly endorsed Gary Johnson, a Republican presidential candidate who supported the legalization of marijuana when he was governor of New Mexico. Johnson is the first presidential hopeful that the Teapot group has endorsed. ( Politico)

(Reporting by Jason Lipshutz and Paul Bond, THR)