Have you tried eating a clock?
It's time-consuming!
As a hobby, I started taking walks around the old clock tower.
It's a great way to pass the time.
What do a pedophile and a clock have in common? Neither of them go past 12.
Why did Sally fall off the swing? Someone chucked a brick at her.
Why did Sally throw a clock out the window? She had brain damage from the brick.