AUTO LIKE FACEBOOK PAGE QR CODE GENERATOR

Hi there I am looking to have a QR code that when you scan the code takes you to the Facebook page and likes the page all by just scan the QR CODE. Legalities relating to automatic liking is fine providing the user is informed in advance. Idea is to have pin up small boards around the venue where if a user likes the DJ they can just scan it and automatically like the DJ's fan page. I would like a generator so I can make multiple codes Must like the Facebook automatically without having to hit like