Timothy Ross Armstrong is an American musician, songwriter and record producer. Known for his distinctive voice, he is the singer/guitarist for the punk rock band Rancid and hip hop/punk rock supergroup Transplants. Prior to forming Rancid, Armstrong was in the ska punk band Operation Ivy. In 1997, along with Brett Gurewitz of the band Bad Religion and owner of Epitaph Records, Armstrong founded Hellcat Records. In 2012, through his website, Armstrong started releasing music that influenced him, along with stripped-down... [more on Wikipedia]