Are Joe Walsh and Mark Hoppus both songwriters as well as vocalists in their various bands?
Mark Hoppus Mark Allan Hoppus (born March 15, 1972) is an American musician, singer, songwriter, record producer, and television personality best known as the bassist and co-lead vocalist for the pop punk band Blink-182.
Ike Willis Isaac "Ike" Willis (born November 12, 1955) is an American vocalist and guitarist who was a regular member of Frank Zappa's studio and touring bands from 1978 until the last tour in 1988. He did not tour with Zappa in 1981 and 1982 because he wanted to be home for the birth of his two children, but returned to touring with Zappa for his final two tours in 1984 (which Zappa intended at the time to be his final tour) and 1988. He currently tours with the Frank Zappa tribute bands Bogus Pomp, Ossi Duri, Project/Object, Pojama People, Ugly Radio Rebellion and ZAPPATiKA. He also performed several times with the Brazilian Zappa cover band, The Central Scrutinizer Band, The Muffin Men, and with the Italian bands and Elio e le Storie Tese . Additionally, he has appeared multiple times at the annual Zappanale Festival in Bad Doberan, Germany. He is most recognized for his involvement in Zappa records such as playing Joe in "Joe's Garage", providing vocals on "Tinsel Town Rebellion", "You Are What You Is", and "The Man from Utopia", and as the title character and narrator in Zappa's off-Broadway-styled conceptual musical "Thing-Fish".