Try it

[Darko]

Go to this link:
http://www.youtube.com/watch?v=SS1dO0JC ... re=related
Mute the youtube vid and pause it at 00:23 seconds in.

Open a new tab, and go to:
http://www.youtube.com/watch?v=ZThquH5t0ow
Hit play leaving the sound on, switch back to the 1st link, and resume the vid leaving it muted.

I didnt come up with it, copied from 4chan. 1 ticket please.