Have a look at this link (click on the image). You can see how letters can be funny. While you see the ABC, you can imagine different animals that are made with the letters of the alphabet. It´s amazing!
Is classical music boring? I don´t think so. Have a look at this video!
This duet is called "Duetto Buffo di due Gatti" in Italian, and was probably (but not 100% certain) written by Rossini. It is a comic duet for two cats who seem not to be getting on too well together.