Steven Tyler (born Steven Victor Tallarico on March 26, 1948) is an American singer, songwriter, and multi-instrumentalist, and the frontman and lead singer of the Boston-based rock band Aerosmith, formed in 1970, in which he also plays the harmonica, and occasional piano and percussion. He is the father of well known actress Liv Tyler. On January 19, 2011, Tyler made his debut appearance as a judge on American Idol, during the premiere of the show's tenth season, alongside Randy Jackson and superstar Jennifer Lopez.