British singer Sade, who celebrates her 55th birthday on January 16, is just one of several celebrities who go by one name. In honor of the "Smooth Operator" and "No Ordinary Love" singer, take a look at other stars who are too big for a last name.
Actress Tori Spelling recently spoke publically about her husband and fellow actor Dean McDermott's affair. But he's not the first celebrity to get in hot water over extramarital activities. Check out this list of high-profile celebrity affairs.