The comics of his generation are now resigned to the fact that the king of mother-in-law jokes will never be replaced.
There are no mother-in-law jokes, although inevitably a few ethnic ones slipped in.
McCarthyism had chilled everything, and comedy was a lot of mother-in-law jokes.
A mother-in-law joke once appeared in a script.
Tonight he surely became the first vice-presidential candidate in American history to begin his convention speech with a mother-in-law joke.
He'd heard all the mother-in-law jokes and laughed with the rest, but Virginia wasn't like that.
Walcott goes down like a mother-in-law joke at a WI meeting.
As with mother-in-law jokes ("How do you know she's coming round?
We even owe to Byron the classic mother-in-law joke.
By 1962 he was going solo, doing nicely with standard mother-in-law jokes.