He returned to Lancaster in 1965 and teamed up with Doug Moon, Jerry Handley, and Terry Wimberley in a blues band.
St Clair returned to the group in 1973 for their Clear Spot tour, and also played on the 1974 album, Unconditionally Guaranteed, before leaving again.
St. Clair returned to music in Denny King's Boogie Band and appears on their album Evil Wind Blowing.
He rejoined the Magic Band after the departure of Winged Eel Fingerling, and was with them for the Clear Spot tour of North America and Europe.
St. Clair again left the band due to financial problems, as did Zoot Horn Rollo, Rockette Morton and Ed Marimba.