donned a life vest this afternoon to take a jet ski out in miami! He's down in florida prepping for his singing and dancing role in Rock of Ages
. The movie's director, Adam Shankman, has some of the stars like Julianne Hough and newcomer Malin Akerman in the Sunshine State perfecting their moves before the cameras start rolling during the early Summer. Russell's wife, Katy Perry
, meanwhile, continues to travel the world on ...