Call in sick a day. Just give yourself a day to get back on your feet. You need a day of rest, sleep, and soup. I know you're worried about the money stuff, but your health has to come first or you won't be around to make any money!
Seriously, take care of yourself. The rest will work out somehow.
Michelle - Proud DR Rockette S: 28JUL07, D'd: 29OCT09 http://tinyurl.com/27j9qo2