Was going to post exactly the same. Get under their skin - or create the sort of atmosphere like we did when they came to SJP and you're guaranteed to get something from the game. They folded like a pack of cards against Spurs too for the same reason.
The only thing I can think of is agents trying to manipulate circumstances re: his availability so as to get a bigger contract.
There was absolutely no way he'd ever be sold for £40 million.
The changing room at Leicester looked like a shitty old conference room in a church.
As an aside, I think Arteta came across well in that series. Changed my view of him.