Rock and roll who recorded cover versions of rhythm & blues songs included Gale Storm [Smiley Lewis' "I Hear You Knockin'"], the Diamonds [The Gladiolas' "Little Darlin'" and Frankie Lymon & the Teenagers' "Why Do Fools Fall in Love?"], the Crew Cuts [the Chords' "Sh-Boom" and Nappy Brown's "Don't Be Angry"], the Fountain Sisters [The Jewels' "Hearts of Stone"] and the Maguire Sisters [The Moonglows' "Sincerely"]. Some commentators have suggested a decline of rock and roll in the late 1950s and early 1960s. By 1959, the deaths of Buddy Holly, The Big Bopper and Ritchie Valens in a plane crash (February 1959), the
Ritchie Valens Keane recommended shortening his surname to "Valens" from Valenzuela to widen his appeal beyond any obvious ethnic group. Valens demonstrated several songs in Keane's studio that he later recorded at Gold Star Studios in Hollywood. The demos primarily consisted of Valens singing and playing guitar, but some of them also featured drums. These originals can be heard on the Del-Fi album, "Ritchie Valens – The Lost Tapes". Two of the tracks laid down in Keane's studio were taken to Gold Star Studios and had additional instruments dubbed over to create full-band recordings. "Donna" was one track (although two other preliminary