Top session drummer and L.A. Express member John Guerin died of heart failure Jan. 5 in West Hills, Calif. He was 64.

Top session drummer and L.A. Express member John Guerin died of heart failure Jan. 5 in West Hills, Calif. He was 64.

Active since the '60s, Guerin performed and recorded with artists as diverse as Thelonious Monk, Ella Fitzgerald, Frank Sinatra, Frank Zappa, the Byrds and Linda Ronstadt. He was a founding member of saxophonist Tom Scott's band the L.A. Express; in the mid-'70s, the group backed Joni Mitchell on her album "Court & Spark" and on her tours.

Guerin is survived by wife Michelle, son Scott, a sister and brother and two grandchildren.