I'll assume the jokes thread on the old board was popular as it did seem to grow over time...
"Incredible Lobster Deal"
A guy was down on Fisherman's Wharf in San Francisco
when he saw a seafood restaurant and a sign on the
Specials Board which read, "Big Lobster Tales, $5 each.
" Amazed at the great value, he said to the waitress,
"$5 each for lobster tails ... . . . is that correct?"
"Yes", she said, "It's our special just for today."
"Well", he said, "they must be little lobster tails."
"No," she replied, "It's the really big lobster."
"Are you sure they aren't green lobster tails - and a little bit tough?"
"No", she said, "it's the really big red lobster."
"Big red lobster tails, $5 each?", he said, amazed.
"They must be old lobster tails!"
"No, they're definitely today's."
"Today's big red lobster tails - $5 each?" he repeated, astounded.
"Yes", she insisted.
"Well, here's my five dollars," he said, "I'll take one."
She took the money and led him to a table where she invited
him to sit down. She then sat down next to him, put her hand
on his shoulder, leaned over close to him and said, "Once
upon a time there was a really big red lobster ..."