Conversation so far:
Did George M Cohan marry?
George M Cohan was first married to Ethel Levey. In 1908, Cohan married Agnes Mary Nolan, who had been a dancer in his early shows.
Did George M Cohan and Agnes Mary Nolan have kids?
George M Cohan and Agnes Mary Nolan had two daughters and a son.
Are there any other interesting aspects about George M. Cohan?
George M. Cohan was a devoted baseball fan, regularly attending games of the former New York Giants.

Question: How did he die?
Self-contained rewrite: How did George M. Cohan die?