Hottest Videos Week of 04/29

5/5/2007 4:01 AM PDT BY TMZ STAFF
A wigged-out Britney Spears is back -- and doing what she does best -- lip-synching and shaking her ass. Spears performed a mini-concert at the House of Blues in L.A. on Friday, the only problem -- her show lasted all of 11 minutes!

Larry Birkhead fought back tears after landing in Kentucky with daughter Dannielynn, finally bringing Anna Nicole Smith's baby to the U.S. for the first time.

Ashlee Simpson needed a little help standing up -- after a night at boyfriend Pete Wentz's new NYC bar. Someone clearly had a little too much fun!