From Wikipedia, the free encyclopedia. Lo Mutuc (formerly Charlyne Yi) is an American actor, comedian, musician, and writer. Their performances include music, magic, games, and often audience participation. Their screenwriting debut, the feature film Paper Heart, won the Waldo Salt Screenwriting Award at the 2009 Sundance Film Festival. Description above from the Wikipedia article Lo Mutuc, licensed under CC-BY-SA, full list of contributors on Wikipedia.