is back ... and she's dancing up a storm!
Spears has been whetting fans' appetites with mini-teaser clips
leading up to theThursday evening premiere of her new music video for "Hold It Against Me" – and now comes the longest one yet!
Watch 30 seconds of the video, which features the pop star in various outfits, including a tight corset, as she dances to the club-ready tune.
The full video is expected to premiere on Feb. 17 right before this week's episode of Jersey Shore
"Hold It Against Me" is the first single
off of Spears's seventh studio album, Femme Fatale
, due in stores March 29.