Lady Gaga makes a cameo in the new 'Sin City: A Dame To Kill For' trailer

Pop star Lady Gaga sure knows how to wow her fans. Be it with her albums, her bold, independent statements or her choice of outfits. This time, she has chosen to surprise her fans with a little cameo appearance in the upcoming film 'Sin City: A Dame To Kill For'. The film, which is based on the neo-noir comics series by Frank Miller, features Eva Green, Jessica Alba, Joseph Gordon-Levitt, Bruce Willis, Mickey Rourke and Josh Brolin in key roles.

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