"I love Cher," former mayor Ed Koch begins his video review of Burlesque with. "Nothing she can do can be wrong." He was less enthused, however, about the film's star, Christina Aguilera, whom he'd "never seen before." "She's a woman of charm and ability," he said. "But I don't think she's so beautiful? I mean, the features ... but altogether she does a very credible job."