Have Matt Thiessen and Dee Dee Ramone both been lead singers of a band?
Matt Thiessen Matthew Arnold "Matt" Thiessen (born August 12, 1980) is a Canadian-American musician, singer and songwriter known for being co-founder, lead singer, guitarist, pianist, and primary songwriter for the Christian rock band Relient K. With Relient K, he has released eight full-length albums, including three that were certified Gold, and three that peaked in the top twenty on the "Billboard" 200. Outside of his work with Relient K, Thiessen maintains a low-profile side project called Matthew Thiessen and the Earthquakes. In 2009, he co-produced and collaborated on Owl City's album "Ocean Eyes".
Thee Shams Thee Shams (pronounced "The" Shams) was a garage rock band from Cincinnati, Ohio, consisting of Zachary Gabbard, Andrew Gabbard, Joey Sebaali, Chad Hardwick,Adam Wesley,Max Bender, and Keith Fox. They were signed to Mississippi's Fat Possum Records and also released records on Shake It Records and several other small labels. Many of Thee Sham's recordings were engineered by John Curley (of Afghan Whigs fame) at Ultrasuede Studios. The band played a large role in Cincinnati's garage rock scene until they broke up in 2006.