Lady Gaga's new album, Mayhem ... Theory Taylor Swift Is Featured on Beyonce's 'Bodyguard' Debunked So while Swift isn't actually on "How Bad Do U Want Me," the love between her and Gaga is ...

Lady Gaga has perfected the poker face and changed celebrity style forever. Get the latest news on Lady Gaga's fashion, outfits and hair—and look back at some of her most outrageous outfits.