Question: Have Matt Thiessen and Dee Dee Ramone both been lead singers of a band?
Sentence (from "Dee Dee Ramone"): Douglas Glenn Colvin (September 18, 1951 – June 5, 2002), known professionally as Dee Dee Ramone, was a German-American musician, singer and songwriter best known as founding member, songwriter, bassist and occasional lead vocalist for the punk rock band the Ramones.
Relevant evidence: Yes