Tom Cruise is hard at work filming Adam Shankmans musical, Rock of Ages, and Katie Holmes says she cant wait for moviegoers to get an earful of her hubbys fantastic singing voice Tom is such an amazing performer, Katie said. The voice is incredible. Katie, 32, also revealed that her talented spouse often breaks into song around the house Yes, we have music in our house and its amazing, she added. In addition to Toms inspiring in-home vocals, Katie said the couples 5-year-old daughter, Suri, is a source of constant inspiration. She is so smart and shes kind, and she has a beautiful heart and shes quite magical, Katie told Access, beaming. Shes much smarter than me Shes beautiful and she makes me very happy. AH