'X Factor's' Britney Spears promo: 'I wanna know who let you on stage'

"The X Factor," which returns for its second season in just a few short weeks, has released a new promo and this one is solely focused on none other than new judge Britney Spears.

"I'm so excited, I've never done anything like this before," says Brit-Brit. "It's a great process to be a part of, to help someone create their dream."

Some of her judging bon mots include: "That was absolutely incredible ... I wanna know who let you on stage ... You have a really nice soothing sound and I wish you could wake me up in the morning. Singing!"

Are you excited to see how Britney does as a judge? "The X Factor" premieres Wednesday, Sept. 12 at 8 p.m. ET/PT on FOX.