Britney Spears and Demi Lovato officially join The X Factor panel, photo. The two were introduced as the newest members of the music competition’s judges panel at the FOX upfront event in New York. They were joined by creator and fellow creator Simon Cowell, as well as judge L.A. Reid.

Spears tweeted a photo of the four judges posing together at the event and said, “I am so excited about this.” She was also quoted as saying, “It’s going to be so much fun and so different from anything I’ve ever done.” Cowell tweeted, “Can’t believe it’s finally happened. Very exciting!”He later told the press, “We’re going to seriously kick butt… I’m thrilled ‘The Voice’ has decided to compete against us [next fall]. I wish them the best of luck.” Reid called the show “the Rolls Royce of television,” while Lovato said she was “excited to represent my generation”

The X Factor will air this fall on Wednesdays and Thursdays.