They always bomb the punchline!
Nah, I must stay.
When it gets pasteurise.
You have to drop the bomb twice before they get the message.
By the time you hear it, it's too late to do anything about it. A long list of viola jokes:
Puns
Because it was cheesier said than done.
Because they hate waterboarding.
Snow boarding is fun as hell.
Don't worry, he will inform you after delivery of the punchline has taken place. Just a joke!
A short one with no punchline