It's a habit that stuck from when they were slaves.
A: Stick your hand in the bell and play lots of wrong notes.
Stick a plunger in the toilet
house prices down
Because we told them to.
You get a lot of puse.
They like being stationery.
Polyunsaturated
Speedos !
They both stop working when you take their chains off. Edit: Oh, I'm sorry. I thought this was America. By the way, got this from AskReddit.
The bike doesn't start singing when you put a chain on it.
White? No particular reason, it's just a habit they have.
They both made habits fashionable.
Slaves.
Their Master's.