It's just that neither Ricky nor his father, Ozzie, was prepared for the results. After the 16-year-old TV star sang his timid version of the Fats Domino song "I'm Walkin' " on the show in April ...

That, as it turns out, was his key strength, a point reinforced in "Ricky Nelson Sings" (Capitol/EMI), a DVD documentary (in stores this week ) containing 18 of his performances on his family's ...

Ricky Nelson sold millions of records in the 1950s and '60s, and was at one point second only to Elvis Presley as a commercial force in pop music.