Sabrina, The Teenage Witch

Now You See Her, Now You Don't (4x13)

: 07, 2000

Determined to win Cutest Couple at the prom, Sabrina gets a dynamite dress that is a size tto small, becomes convinced she must lose a ton, and diets so much (with the "help" of an unscrupulous Other Realm salesman) that she disappears altogether.