Larger than a trumpet, smaller than a tuba, sounds like a cow with a cold.
A mini tuba. Really fun to say.
An 8-foot-long spruce horn played by Swiss goatherders.
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A flute you play like a recorder, only your nostril takes the place of your mouth.
A gigantic clarinet with a range so low it is inaudible to humans. See also Unnecessary.
I.e., a toilet paper roll glued to the top of an empty tissue box and rubber bands as strings. See also Bathroom.
A German bagpipe.