Drop 50 pounds? No problem! Gain 60? Even easier! These actors and actresses have truly transformed themselves in order to portray some out-there characters. From recent Best Actor Oscar winner Matthew McConaughey dropping 47 pounds for his role as Ron Woodruff in Dallas Buyer's Club to Eddie Murphy's epic (and Oscar winning makeup) in The Nutty Professor, check out photos of some of the best and most memorable celebrities going 'undercover' for their roles!
Celebrities Undercover starts Tuesday, March 18 at 10:30/9:30c