1. Signing up your buddy to join the Army and he doesn't know it until the Recruiters come to visit
2. Placing a phone pretending to be from the Department of Public Health calling to say your friend might be at risk for an STD because some girl (you know her name) came in and was tested positive for some STD. Demand that he show up for testing
3. Have your friend pulled over by another that is a cop and your buddy was chewing
4. Lie to your friend that some woman is really into him and get him all siked only to be dissed.
5. Start banging on your friend's door late at night and start shouting, "IMMIGRATION"
Knowing that he is UNDOCUMENTED 
