The Spaniard was snapped holding a piece of paper with disparaging comments about Spurs written on it:
But in a tweet he insisted he had no idea what was on the paper when he held it:
Arsenal players have been trolling Spurs in several different ways this season, so it was conceivable that this was simply the latest.
Wojciech Szczesny, the Gunners goalkeeper, had played a piano tune directed at Spurs after Arsenal's 1-0 win in the derby earlier this season.
And more recently during their FA Cup match, which Arsenal won 2-0, Theo Walcott held up his fingers to show Spurs fans the score as he was stretchered off injured.
Cazorla denies stoking the fire, and he wouldn't be the first sportsman to be caught out this way.
Luis Suarez, while he was deliberating over a new Liverpool deal, inadvertently signed a fan's piece of paper on which it was written that he'd commit to the Reds for another five years. It probably wasn't legally binding:
Meanwhile, in the cricket world, Mitchell Johnson was also caught out—although he made up for it by taking a shedload of wickets as England fell to a 5-0 defeat in the Ashes.