 He moved to Memphis, Tennessee in 1967 and teamed with Penn at Chips Moman's American Studios.Oldham later moved to Los Angeles and has continued to be a sought-after backing musician, recording and performing with such artists as Bob Dylan, Aretha Franklin, Delaney Bramlett, Willy DeVille, Joe Cocker, the Hacienda Brothers, Linda Ronstadt, Jackson Browne, the Everly Brothers, Bob Seger, Dickey Betts, Cat Power, J.J. Cale, and Frank Black.Frequently a backing musician for Neil Young, he played on Young's critically acclaimed 1992 album "Harvest Moon".