You do not have to learn music theory and score, not even have to practice.
Just a minute you play the tone of your dreams with KAZOO.
You could take it out of your bag and add to the fun.
It's very simply that many musicians and singers use it to be guest appearance.
Kazoo's structure is extremely simple, the membrane can be changed (be careful when changing plugs do not get it broken).
Metal Kazoo Harmonica Mouth Flute Kids Party Gift Kid Musical Instrument B07P5MXX76