Having gas for over 3 days, any suggestions how to get rid of it =((?

Hmm, as embring as this could be, however, i need help!! ive been having g for over 3 days!! this has never happened before!!..but it doesnt smell people, but it just comes out of no where!!..i dunno...i rem this happened because i didnt eat the whole day, n just ate lunch n went to bed......woke up with gas!!...any suggestions on wut i can eat, or wut i can take, or tablets, i need to be at a dinner tom, and i dont want to be leaking gas!!! lolzzz...well its u people am asking for help!...ive never had this problem before.....i wouldd appreciate any help! winksss :;;;))))))) <3333333333333