Britney Spears is all over 'Fox TV' this week, She of course is a new member of the judges panel on the new season of 'The X Factor.' A number of her hit tunes will also be featured on Thursday night's episode of 'Glee.' This is the second time for Britney songs to be highlighted on the hit show.

Here's a sneak peak of 2 of the songs from 'Britney 2.0'