1) xxoo. I hope you feel better! and that the people at your job are sympathetic and respectful and don't get mad at you for barfing, a human thing which i'd guess they've all done in public and/or on someone's rug at least once in their lives.

2) ...Klingons?? that is the first time I've heard that word in a context which implies something other than the original actual Klingons of canon. If the cabbie was ranting about the latter, however, that's really funny.