This is the opinion of Sky Sports Pundit and former Arsenal striker Charlie Nicholas. Manchester United beat Leicester 2-1 at Old Trafford to bring the Premier League campaign to victory. Paul Pogba opened early with a penalty before Luke Shaw The lead doubled at the end of the second half with his first ever goal in senior football. Jamie Vardy pulled back one for the guests but did not have enough time to score a draw. Joose Mourinho has unusually celebrated both the objectives and above all the effort of Shaw. initially celebrated alone on the touchline before going to his staff on the bench.Nicholas says that Mourinho's colleagues were surprised by the reaction of the manager. And he believes he's trying to prove he's engaged in United despite speculations about his future in recent times. "I thought it was a bit fake, to be honest with you," Nicholas said. "I think he's telling people that he did a fabulous job finishing second." He understood and then thinks "it's the 2-0, there's the game in the bag", I know who sweated a little later. "But the game was in the bag and suddenly thinks 'where's my staff?' I need a reaction of some sort to prove I'm really into this, I'm totally committed to doing it. "Where are the staff members? The staff is surprised. "Are they saying 'what's going on here?'" The next match of Manchester United is their first outdoor match of the season against Brighton next Sunday.