Susie Q (1996)

Susie Q and her boyfriend were on their way to a dance one night when they got into a car crash and fell off a bridge. Years later, a teenager named Zach Sands, recovering from his father's death, moves into Susie's old house along with his mother and sister, Penny Sands. One night, Zach discovers that he can see Susie's ghost, and Susie attempts to help Zach's family, and along the way, sparks a romance.