The X Factor has gotten bigger for its second season thanks to the addition of new judges Britney Spears, Demi Lovato and celebrity mentor Justin Bieber but most recently, the Simon Cowell FOX series made room for yet another celebrity.

TMZ reports that Marc Anthony, the Grammy-winning singer-songwriter who filed for divorce from Jennifer Lopez earlier this year, has signed on to join The X Factor as a celebrity mentor for Cowell’s group of hopefuls. Anthony, who has sold more than 12 million albums worldwide, is expected to go head-to-head with Bieber, who will be aiding judge L.A. Reid’s group, and Nick Jonas, who will help out Lovato, as well as one more celebrity mentor who has yet to be named.

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In other news, new judges Demi Lovato and Britney Spears are gradually getting their groove back in the music scene. Lovato, who has been tapped to perform at the upcoming MTV Video Music Awards, plans to hit the recording studio and release a new single by the end of the year.

 “After the VMAs I’m going to get to work on my fourth album for a good two months. So hopefully I’ll be able to release the new single by December or something like that,” Lovato said.

Simon Cowell Praises New ‘X Factor’ Judges at TCA Session

Spears, on the other hand, will be appearing in a music video with, according to Access Hollywood. took to his Twitter account and wrote to Spears: “@britneyspears OMG…your lookin fit & hot…can’t wait to shoot the video to our song…your fans are ganna love it…”

The X Factor returns on September 12 on FOX. For now, check out this new promo:

(Image courtesy of WENN)

Dean Bextor

Staff Writer, BuddyTV