What is Tromphonium?
1.
Take off the slide of a trombone, put a mouthpeice into the hole where the slide goes. TAADADADAA!!!!!!!!!
Resembles a euphonium/alto horn when bell points backwards
Trombonist: I was so bored at band camp i played tromphonium
All other band members: (shiftty eys) Yes, indeed...????~~!!!
Drummers: huh?
See