To Marcy's older brother's friend Steve, she has always just been "Squirt." But now she is fifteen and all grown up with a new white formal hanging in the closet, just waiting to be worn! Will Steve be able to look past the Marcy he's always known and see how she has changed?
Marcy Rhodes lives in Westfield with her parents and older brother, Ken. Throughout the series, Marcy matures through meeting new people, traveling and dating a variety of boys. The series has a warm and happy feeling of the 1950s.