movie touching story adventure taken yearold darius weems darius duchenne muscular dystrophy still uncurable disease took life brother age nineteen number one killer babies united states close friends travel across country los angeles goal getting wheelchair customized mtvs pimp ride one favorite shows journey begins georgia darius grew never left gang head west trip participants never forget darius gets ride boat first time ride hot air balloon swim ocean visit sights hes always wanted see like grand canyon new orleans filmmakers clearly emotional connection material make money sales  dvds  goes toward researching disease  goes toward making copies film  awards festivals agree quote given film variety certain stir hearts