Conversation so far:
What can you tell me about Jack Benny's characters?
Jack Benny played himself. Benny is a comic, vain, penny-pinching miser, insisting on remaining 39 years old on stage despite his actual age, and often playing the violin badly.
what other Personas did Jack Benny have besides himself?
He played one role throughout his radio and television careers, a caricature of himself.
Did Jack Benny like the characters that he played?
What show did Jack Benny do?
The Jack Benny Program, starring Jack Benny, is a radio-TV comedy series.
Who did Jack Benny work with on The Jack Benny Program?
Mary Livingstone was an American radio comedian and actress. She was the wife and radio partner of comedian Jack Benny.
Was Mary Livingstone cast as Jack Benny's wife on the Jack Benny show as well?
Mary Livingstone's character occasionally went on dates with Benny's character but they were rarely implied to be truly romantically involved otherwise.
How did the audience feel about Jack Benny's shows?
The early stars of Jack Benny Shows were able to draw in their audiences through running gags, in the form of feuds, contests, or other methods.
Were there other critics of The Jack Benny Program?
CBS dropped the show in 1964, citing Jack Benny's lack of appeal to the younger demographic.
who else did Jack Benny work with on The Jack Benny Program besides Mar Livingstone?
Edmund Lincoln Anderson was an American comedian and actor. In 1937, he began his most famous role of Rochester, the valet of Jack Benny, on The Jack Benny Program.

Question: did he do other characters during his time?
Self-contained rewrite: did Edmund Anderson do other characters, besides Rochester, during his time?