SUBSCRIPTION NOT CANCELLED

I am livid with Cell C, i took up the getmore service and cancelled it in May 2015, I was told it will take 30days,25 june my acc was debitted, i phoned they said 30 days is end of june, still july i was debitted, they said that is the subs for July, but I asked for what as i never evn used that service, then i reversed the paymeht &amp