Joseph Mark "Joe" Trohman is an American singer-songwriter, composer, record producer, and musician. He is best known as the guitarist of the Chicago-based pop punk band Fall Out Boy, as well as the lead and rhythm guitarist for heavy metal supergroup The Damned Things. Fall Out Boy went from underground pop punk to number one on the US Billboard 200 with their 2007 album Infinity on High. With Damned Things on hiatus, Trohman and Josh Newton formed With Knives and the duo released their debut EP "Schadenfreude" in April, 2012 with Trohman on lead vocals and guitar. It was released through Son Of Man, the label he co-owns with Newton. With Knives played a few dates in the US before becoming quiet and announced the project was on a break. On February 4, Fall Out Boy announced a comeback with a new album, tour and single. 

September 1st, 1984 in Hollywood (Age 40) as Joseph Mark Trohman