Movie director Brian De Palma is 64. Rock musician Mickey Hart (The Dead) is 61. Singer-musician Leo Kottke is 59. Rock singer-musician Tommy Shaw (Styx) is 51. Actor Scott Patterson is 46. Rock musician Mick Talbot (The Style Council) is 46. Actress Kristy McNichol is 42. Actress Virginia Madsen is 41. Musician-composer Moby is 39. Singer Harry Connick Jr. is 37. Rock musician Bart Van Der Zeeluw is 36. Rock musician Jeremy Popoff (Lit) is 33. Singer Brad Fischetti (LFO) is 29. Rock musician Jon Buckland (Coldplay) is 27. Rapper Ludacris is 27. Actor Ryan Slattery is 26. Actor Tyler Hoechlin is 17.