'Rock of Ages' movie casting: Hit

EntertainmentMusicRock of Ages CorporationTom CruiseKnight and Day (movie)Adam ShankmanMary J. Blige
Julianne Hough, Alec Baldwin, Mary J. Blige and ... Tom Cruise? The cast in director Adam Shankman's movie adaptation of "Rock of Ages" is a bit eclectic -- made moreso if the rumored casting of Russell Brand comes to fruition -- but will it work? Though both have limited acting experience,...