Football has dominated social media discussions this week. First was the very controversial Manchester United win at Stamford Bridge, to the extent that they’ve been awarded new shirt sponsors. Then came Arsenal’s comeback from 4-0 down, and then Chelsea revenged on Manchester United, though they were almost beaten by the latter’s Team C. Point is, twitter and facebook have been on fire whole of this week, and the following are the best pictures, handpicked by an expert.