This might be the most wardrobe changes we've ever seen in one song!
Ch-ch-check out the video (above) and groove to the fresh beats!
If there's one thing Taylor Swift knows how to do, it's put on a performance!
The singer got to take the stage at the Grammy Nominations Concert on Friday night, and she was brazilliant!
First, Swifty was all virginal in a white gown, but then her dancers ripped it right off and things got sexayyy!!!
See it for yourself (above)!