Because it's 13:37! I came up with this last night and have been waiting to post it until 1:37pm my time.
The coming of the Lord.
Instructor: You're in the wrong lane.
A refund. credit to (saw it on another post as comment, thought it deserved own post)
You're too young to smoke. Sorry, it's the first joke I ever learned, and I haven't ever seen it posted.
Par**ty.
A cat has nine lives, but a frog croaks every night.
Just one. He holds up the bulb and waits for the world to revolve around him.
Just wait. They'll tell you.