Katy Perry stars in Adidas' new commercial, "We All Run", promoting the brand's Climacool Seduction line. Her song, "Part of Me," provides the soundtrack for the spot. Perry is the only girl in the video, alongside the Chicago Bulls' Derrick Rose and British soccer stars David Beckham and Lionel Messi. Tough gig. ShoesTV has the video and behind-the-scenes details. Watch now!