3D - 2

What are those sound effects called that famous YouTubers use?

For example, the sound at 1:32 - http://www.smosh.com/PC/videos/3d-extras There are a lot more sounds, but I don't have any examples right now. Is it some kind of a sound effect pack? If so, where can I download it? Thanks :)

Public Comments

1. they use some music instrument