S1, E5: London Brawling all-star skater Raw Heidi is one of the most recognisable and larger-than-life personalities on the Roller Derby flat track. She is a PR superstar and in charge of the PR for the London Rollergirls League. Raw's girlfriend Collette has embraced life as a Roller Derby widow with gusto by attending all the bouts Raw skates in and helping at fundraising events.