Haha I can see it now....
"Please excuse Mika from school today, she will be spending the next 24 hours at the movie theatre watching RENT. Do not attemp to contact her, she will be unobtainable. Thank you and have a nice day!"

That actually doesn't sound half bad, maybe I'll write that for kicks and leave it at the front office to see what people say.
I wanted to get something that an "ex"-junkie like him would really appreciate and cherish....it's a brick of heroin shaped like a heart.
-Scrubs