 And there you are, the 40 biggest artists who have hit the top 40 in the 60s, the 70s, and made the top 10 in the 80s. The Triathlon of Rock and Roll, an American Top 40 special. Based on the Billboard charts, ranked by AT40. Produced in Hollywood by ABC Watermark. Executive Producers, Tom Cuddy and Tom Rounds. Executive in Charge of Production, Rod West. Produced by Daryl Morden and Matt Wilson.