I could just scream

[dawp]

http://www.youtube.com/watch?v=948rhsRvIkw

 

[Kirby]

BYAAAAAHHHHH!!!!!!!!

/howard dean

 

[dawp]

and another
http://scienceblogs.com/grrlscientist/2008/05/screaming_frog.php

 

[rivan]

I see your screaming frog, and up you one yelling goat.

AAAAAHHHHH.

http://www.youtube.com/watch?v=GL58AQVVOPA&NR=1

 

[Krazy4Real]

I see your screaming frog, and up you one yelling goat.

AAAAAHHHHH.

http://www.youtube.com/watch?v=GL58AQVVOPA&NR=1

hahaha

 

[darkswordsman17]

YEEEEESSSSS!!!!
http://www.youtube.com/watch?v=g9f-6jygRJk&NR=1