I'll be your first customer then, lol.
Source: http://www.youtube.com/watch?v=y2tvLChhF_Q
Time: 1:27 - 1:28 (When he screams)
Text: Just have "AAAAAAAAAAAAAAAAAAAAAA" everywhere on the gif
Size: 100x100, of if that doesn't really convert well, make it smaller than 100x100.
Thanks. -hands in a $3 bill-