In big items, he was able to mess up the Navy's Bethesda Medical Center computer operations (now three weeks without digital medical coding being done).
In small items, he hid my car keys in my tallis bag before I went to a shiva minyan so I had to go back in the house and use a different set of keys.
Vampy says he likes to keep in practice since his gig as US Ambassador to the Underworld may someday be gone.
