Paris Saint-Germain begins their 2017-18 Champions League campaign with 5-0 demolished Scottish Champions Celtic with goals from Neymar, Kylian Mbappe, and Edison Cavani in the Group B encounter at Celtic Park on Wednesday night.Brazilian star Neymar open the scoring after receiving a through pass from Adrien Rabiot with a fine finish on the 19 minutes before Mbappe increases the lead to make 2-0 after miss kick from Cavani.Cavani got the third goal from the spot kick after a foul by Celtic defender Jozo Simunovic before Mikael Lustig own goal with final straw from Cavani after a beautiful cross from PSG left-back Layvin Kurzawa.First Half Four minutes into the encounter at Celtic Park Mbappe with the first chance of the game, however, his side's claim for a penalty are waved away by the referee, two minutes later Dani Alves with a low cross into the box to Cavani but the Uruguayan can't get on the end of it. 18 minutes the getting to live with Cavani with an effort on goal but Celtic stopper Gordon saves well.19 minutes Paris Saint Germain start a counter attack with the ball with Adrien Rabiot play directs the ball behind the defense to the world most expensive star Neymar where he opens the scoring with fine placing to side net to make 1-0 for Ligue 1 side.Three minutes later a direct free kick from Celtic striker Leigh Griffiths results in a corner kick after a save by the keeper for the home side, 34 minutes Marco Verratti puts in a cross into the box Neymar heads the ball to a team mate Cavani where he misses it before Kylian Mbappe scores for PSG to make it 2-0. 39 minutes Layvin Kurzawa puts in a cross Jozo Simunovic pulls Cavani shirt in the penalty box it was given by the center referee and a yellow card for the Celtic defender. The Ligue 1 joint highest goal scorer Cavani convert the spot kick to make 3-0 in with five minutes remaining before the end half time.Second Half PSG leading with second half underway with 8 minutes into game Ralston shown the yellow card for a late challenge on Thiago Motta. with 61 first substitution for PSG: Julian Draxler replaces Rabiiot nine minutes later Neymar shown a yellow card for simulation.83 minutes Simunovic with the own goal. 4-0 after fine dribble from PSG winger Draxler square into the box, PSG left-back Layvin Kurzawa put a lovely cross into the penalty area before Cavani superb flying header to make 5-0 win an emphatic win.