WEIGHT GAIN HELP

Karnee

being skinny has always been a big insecurity of mine. ive been bullied about it and talked about by family. jokes were made and it really hurts. im 18 now and ive been trying to gain weight for the past 3 month. and nothing. i really want to gain weight by March 25th. what should i do?? what should i buy?? somebody help me.