Deep Purple and Yes

Yes, formed in 1968 by Jon Anderson and Chris Squire, popularized progressive rock with a unique blend of folk, classical, and rock, paired with Roger Dean's iconic artwork. Their hits "Roundabout" and "Owner of a Lonely Heart" are renowned. Key members like Steve Howe and Rick Wakeman contributed to its dynamic sound. The band saw numerous lineup changes and was inducted into the Rock & Roll Hall of Fame in 2017. They collaborated with artists like Trevor Horn and produced celebrated works throughout decades, maintaining a loyal fan base.