Promised Jokes

After bidding farewell to my neurosurgeon friend, we promised that we would grey in touch!
Chuck Norris once went skydiving, but promised never to do it again. One Grand Canyon is enough.
There was a bald man who married his comb.
He promised, “I’ll never part with it!”
Who led the Australians into the promised land, through a semipermeable membrane?
Ozmoses.