It's pre hysterical! Millionaire playboy caveman Millstone Rockafella arranges a wild n' wacky BC bike race, the winner of which receives the ULTIMATE BOULDERDASH BIKE. Cool n' crazy CLIFF ACE has had his sunglasses set on a boulderdash bike since he was knee high, so he signs up for the race - taking his cave babe ROXY along for the ride! The stone age never looked better!