Exhausted!miss my GF!have **** loads of work to do!?

down to the point in an hour i have to go to work, im a waiter/Kp/pastry chef/barman yes i do it all normally at the same time and i have to go to work. im doing 40 hours a week. around full time college, and babysitting my brother after school for 2 hours i work double shifts at the weekend! i'm doing an apprentiship too and my Gf has gone and i can only think of her and i cant contact her today and i havent eaten or slept in weeks properly. o and im emigrating to Australia in a month. I'm gonna miss her soo much fml what do i do i think im gonna collapse right now ??????