James Newell Osterberg Jr. (born April 21, 1947), known professionally as Iggy Pop, is an American singer, songwriter, musician, and occasional actor. He is considered an influential innovator of punk rock, hard rock, and other styles of rock music. Pop began calling himself "Iggy" after his first band in high school (for which he was drummer), The Iguanas. He was lead singer/songwriter of influential protopunk band The Stooges and became known for his outrageous and unpredictable stage antics.