Who Knew? The Top 10 Unlikely Vocal Performances From Non-Singing Actors

In light of Pierce Brosnan's brave, warbling turn in Mamma Mia—as well as recent news that Kate Hudson would veer off the Bongo Romcom highway to explore the musical theater side roads in Rob Marshall's Nine—Defamer videologist Molly McAleer has compiled a countdown of 10 Classic Musical Crossover Performances. We've…