"When asked 'What cigarette do you smoke, doctor?' More doctors said 'Camel' than any other brand."

Abbott and Costello were sponsored by Camel. C-AM-EL-s

C for Comedy

A for Abbott

M for Maxwell

E for Ennis

and L for Lou Costello, put them together and they spell, CAMEL!

https://otrr.org/hotrod/hotrod7.html for episodes.