WATCH: Van Gaal’s memorable reaction to Hernandez penalty miss

Not an expression anyone would like to see on their boss’s face.

Manchester United are through to the group stages of the Champions League - cruising past Club Brugge with an aggregate 7-1 win over two legs.

But even that winning margin wasn’t enough to stop Louis Van Gaal scowling with displeasure when Javier Hernandez missed a penalty.