How can I make my hair longer FAST !!?!!?

Alright about 4 days ago i had long hair. Up to my hips LOL. then i told my mom " omg. Can u please cut my hair!?!!! its soo long and it's too hot to leave it out. then she sais " but ur too young to decide for ur self, and do u have a bf whos making u do this ?."but i dont have one i just want to enjoy my hair out and short up to my shoulders :D. so i took scissors and cut it. it was a lil too short to be expected . i kept looking in the mirror and i wus lie omg ima poop in my pants my mom is going to kill me . but she didnt notice. i went to school with a hoodie and let it outin cl . ppl wher elike omg katherine ur hair is so pretty and they didnt belive i cut it . they sed it looked like a person from the salon did it. i wus proud. iw ashed my hair the same day and my mom wus blowdrying my hair because it wus pictire day the next day. she was like wow ur hair seems a short today i wus liek oh idk why . my heart wus pounding . when it wus dryed up. shes liek KATHERINE IK U CUT IT im like NO! then shes like one peice of hair wus longer than the others xD then the otheres where fine x;and i just kept saying i didnt do it. i wanna frame some one from school that cut it but i dont want to lie agen! so what i want to do is make it longer !! im taking prenatal pills undercover LOOL :} and drinking lots of water. will this help it ? thankss peice :DDD