Yes she did because she thought she was fat
White Christmas was a popular movie from 1954. It starred Bing Crosby and Danny kaye along with Rosemary Clooney and Vera Allen.
Rosemary Clooney Suffered from Bipolar disorder throughout her life. She had nervous breakdown and remained in therapy for several years. However, her death was due to lung cancer.
On the other hand, Vera Ellen, who also featured in the movie. She also died from Cancer in Los Angeles, California.