My funny grandmother

I get e-mail forwards all the time from Grandmaw. Some are of the "This is from God" variety, some are of the funny variety. Here's one I got last night.

The Center for Disease Control has released a list of
symptoms of bird flu. If you experience any of the
following, please seek medical treatment immediately:

1. High fever
2. Congestion
3. Nausea
4. Fatigue
5. Aching in the joints
6. An irresistible urge to shit on someone's windshield