John Heffron is a stand-up comedian from Detroit who first rose to attention on the televised talent show Last Comic Standing in 2004. He won the show's second season and wen on to appear on Comedy Central Presents and late night talk shows such as The Tonight Show with Jay Leno. In addition to his television spots, Heffron consistently makes his rounds on the stand-up circuit at clubs as well as festivals such as Just for Laughs and the HBO Comedy Festival in Aspen.