If you don't know how to whistle with your fingers, you're in good company. The famed finger whistle is an old-school skill ...
I'm not so sure that whistling while you work is such a good idea. I used to whistle "Cherry Pink and Apple Blossom White" all the time in the biology lab. I liked the way the fourth note hung out ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results