Britney Spears has shared a video on her official Instagram account showing the crowd trouble after the AZ Alkmaar vs West Ham clash last season. That’s a sentence I thought I’d never type! West Ham won the Europa Conference League last season. One of the most memorable nights on the road to glory was our 1-0 win away at AZ Alkmaar in the semi-finals. However, it was a night that was marred by crowd trouble in the end. It must be said though, it was all the making of the Alkmaar fans. After the full-time whistle, a group of AZ Alkmaar hooligans stormed the area of the stadium where the West Ha…