[5] Oldaker recorded with musicians such as the Bellamy Brothers, Asleep at the Wheel, Peter Frampton, Stephen Stills, Leon Russell, Ace Frehley, Freddie King, and the Bee Gees.

[2] In August 2005, Oldaker released Mad Dogs & Okies on Concord Records, a collection celebrating the music and musicians of Oklahoma, which he produced.

Collaborators include Eric Clapton, Vince Gill, J. J. Cale, Willie Nelson, Ronnie Dunn, and Bonnie Bramlett.

[citation needed] Oldaker was involved in working with the organizers and the building of the OKPOP museum in Tulsa.

He and his wife, Mary, were also hosts of an annual fundraiser, MOJO Fest, to raise money for the Tulsa Day Center for the Homeless.