Take a break and play music through your browser.
Internet time is not all work. Sometimes you want to take a break and be entertained
Bongo.cat is a site to take a break. Put on the headphones and play with the keyboard for a bit. Hey if your good at it, maybe people will think you are still working.
Check out some of the song examples on the GitHub repository. Surprise someone by playing happy birthday when you're on the phone with them.
Bongo Cat is a meme created by DitzyFlama (tweet) using StrayRogue's drawing of a cat.
GitHub has a list of even more songs that you can play while using Bongo.cat.