apple stole my money

today for my birthday i got 50 dollars for Itunes and i tried to download a work in progress by connor franta it didnt work but i had to put my pasword in so i guess it took my money and i dont have it then i bought GTA: san andreas and The Ender's Game for 24.88 both i inicially hd 56.65 and i now hane only 14.27 im supposed to have like 31 dollars what do i do i dont even want the GTA i bought it by accident