how to get really skinny FAST?!?

suuuper skinny. REALLY REALLY FAST. i’ll do whatever it takes. no starving myself!! so dont say that! what do i need to eat everyday?! exersizes, workouts, and how can i get really slim arms? they use to be like muscle when i was younger but now there flabby! how can i slim them? PLEASE HELP! 10 points! thank you~!!