Remember, in the mid-sixties, it was okay to make fun of ethnic groups.
I think either the author didn't know the meaning of “69” or thought the reader wouldn't.
Everything about Ed Sullivan was a celebrity more famous for the impression someone else did of him, and all impressions were based on one impression, In these case the standard “really big show” catchphrase was made more famous byWill Jordan, who wasn't known for doing anything else of note.
Happy Birthday to Arthur! -
18 minutes ago