HOW TO GET SICK

PLEASE HELP TOMORROW IS Halloween AND I TOLD EVERYONE AT THAT I WAS GONNA COSPLAY MY FAVORITE CHARACTER FOR HALLOWEN BUT I FORGOT TO BUY THE CLOTHES AND I SPEND ALL MY MONEY ON CANDY AND PASTRIES SO CAN YOU GUY GIVE ME TIP HOW TO ACT SICK SO I DONT GO TO SCHOOL PLS PLS I HAVE LESS THAN 24h I DONT WANNA GOOOO PLEASE GIVE ME TIP HOW TO GET SICK