1st post warning!!!
Pretty much, go to the website, and send an amazing 3D seasonal card to 35 friends and recieve a free glass. I used the facebook link so just ticked off 35 friends!
What you may get is a free Stella Artois Chalice glass (special 330ml edition)
Terms and conditions are on http://www.stellaartois.com/tandcs.html
Main one is: strictly limited stock of 10,000 Stella Artois Chalice glasses will be available for redemption over the duration of the promotion.
So be quick