Title: Best of Friends (Wildfire)
Description: Allison Lawrence has given up hope. She's convinced that Bobby Stern, the boy of her dreams, will never notice her.

It takes gorgeous Susannah Ellis to turn Allison's life around. The girls agree to a swap - Allison will help Susannah improve her grades, and Susannah will help Allison improve her looks...and win Bobby!

Before she knows it, Bobby asks Allison for a date, and soon they're going steady. But Allison's dream bubble bursts when Bobby starts mentioning a friend named Judy...and breaking dates.

Miserable and confused, Allison decides to break up with Bobby - and has the surprise of her life! [text from book jacket]