What are some good apps for prank calling and fake caller ID?

Bluff my call

atomicpunk on January 6, 2010, 7:48 am

Caller ID sure ruined prank calling for everyone.

MrsCullen on January 6, 2010, 3:30 pm

Try going to spoofcard.com

iamme on January 6, 2010, 5:51 pm