Man United EXPLODE on touchline after Brentford scored with Matthijs de Ligt off the pitch as Dutch defends boots ball and Ruud van Nistelrooy rages - while Darren Fletcher 'goes ballistic' in the tunnel before comeback win
De Ligt was a bystander for Ethan Pinnock's headed goal from a corner on the stroke of half-time after he was forced off to be treated for a head injury.