By Astrid Langer Photo Gallery: Las Vegas' 'Hangover Truck' - SPIEGEL ONLINE - International Photo Gallery: 'Hangover Heaven' in Las Vegas Photos Steffen Otto Las Vegas is a party town. But there's no better killjoy than a hangover. Enter Jason Burke, anesthesiologist and entrepreneurial party-saver extraordinaire. His bender-busting bus guarantees to keep the party going with hangover cures. Read more @ Hangover Heaven: Keeping the Party Going in Las Vegas - SPIEGEL ONLINE Only in Sin City!