I'm trying to remember the name of a movie it was in the 80"s or 90's its about a girl who is knew and this guy becomes interested in her so he dumps his other girl and takes the necklace he gave her and gives it to the knew girl.. their into roller skating and in one scene the guys gets challenged to a game called witches hats where they have to jump over traffic cones on roller skate in a roller rink well at the end the guy dumps her for another girl and she ends up with the jerks best friend who is a sweet heart.. can anybody help me with the name