Whats that thing that can record you that you put on top of your computer?

Question

A lot of people use it to record themselves singing on youtube and stuff

It is spherical and has a camera in the front of it

and it is normally planted on top of the computer

Answer 1

Webcam?

Answer 2

It's called a webcam, it's a little video camera for your pc.

Answer 3

It's called a webcam idiot