John Deacon was the bass player of which band?

Explanation

The band Queen was formed in 1970 by Freddie Mercury (vocals and piano), Brian May (guitarist), Roger Taylor (drums) and John Deacon (bass). Queen's eponymous debut album was released in 1973. Queen is best known for songs such as "Bohemian Rhapsody", "Radio Ga Ga" and "We Are the Champions", among others.