José Feliciano
From Muppet Wiki
José Feliciano (b. 1945) is a Puerto Rican singer and guitarist.
In 1974, Feliciano performed two songs on Sesame Street's first bilingual album, ¡Sesame Mucho! Feliciano performed "Puerto Rico", as well as a Latin version of "Bein' Green".
Feliciano also appeared on the show in 1975, singing "A World Without Music" in episode 0763. The song was released on the 1979 album The Stars Come Out on Sesame Street.
During Season 6 he also sang "El Arroz con Leche" to the Kids. The clip is available as a Season 6 "Classic Cut" on the Old School: Vol. 2 DVD set.
