After seeing the Osmond Brothers (Alan, Wayne, Merrill & Jay) perform at Disneyland as a barbershop quartet, Andy Williams asked the boys to audition for The Andy Williams Show. They soon became regulars on the show and gained popularity quickly. Donny made his debut on the show at the age of 4 singing "You Are My Sunshine". The brothers continued to perform on the show throughout the 60's along with their brother Jimmy and sister Marie.

Donny then became a teen idol in the early 1970s as a solo singer, in addition to performing with his older brothers. He and David Cassidy were easily the biggest "Cover Boy" pop stars for Tiger Beat magazine in the early 70's. He had his first solo hit with "Sweet and Innocent," which peaked at #7 in the U.S. in 1971. His solo songs "Go Away Little Girl" (1971) (#1 in the U.S.), "Puppy Love" (U.S. #3), and "Hey Girl/I Knew You When" (U.S. #9) (1972) vaulted him into international fame. The fame was further advanced by his appearance on th