Billie Joe Armstrong (born February 17, 1972) is an American singer, songwriter, musician, record producer, and actor. Armstrong serves as the lead vocalist, primary songwriter, and lead guitarist of the punk rock band Green Day, co-founded with Mike Dirnt. He is also a guitarist and vocalist for the punk rock band Pinhead Gunpowder, and provides lead vocals for Green Day's side projects Foxboro Hot Tubs, The Network, The Longshot and The Coverups.