sophomore tiffany gay thought she was being led outside for a routine fire drill but instead she found luis velasquez holding a bouquet of flowers .
gay 's classmates cheered as she held back tears of joy and some of them held signs that read , ` will you go to prom with me ? '
gay is a special needs student who struggles with a genetic disorder called prader-willi syndrome -lrb- pws -rrb- .
pws causes insatiable appetite along with other physical abnormalities .
video of the cute promposal has over three million views since being posted to facebook on tuesday .