A: Play in the low register with a lot of wrong notes.
When they had lots of sleepless knights !
Barns and no-bulls. (This joke was made up by my 7 year-old cousin.)
A: Everyone is happy when the case is closed.
A: It is an optical illusion. It's not that the violas are large just that the viola player's heads are so small.
A: Stick your hand in the bell and play lots of wrong notes.