You Only Live Once is a metalcore/post hardcore female fronted band from Los Angeles, CA who started in September of 2010. Fronted by screamer Stephanie Isis and singer Ariel Sanson who were also seen on the TV shows The X Factor and America's Got Talent. Guitars are done by Valentine and Jaffy Valkyrie. Drums are done by Jared Salazar and bass is played by Louis. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.