Vitinha put PSG ahead at the Stade de la Mosson and Mbappe doubled their advantage midway through the first half, only for an Arnaud Nordin header and a Teji Savanier penalty to bring Montpellier back level at the interval. However, a marvellous Mbappe goal restored PSG's lead shortly after the break and Lee Kang-in made it 4-2 before the France captain completed his hat-trick.
Nuno Mendes put the seal on the victory late on, as Luis Enrique's side ended a run of three successive draws in Ligue 1 and extended an unbeaten domestic record stretching back to September. A 1-1 draw for nearest challengers Brest against Lille earlier on Sunday means the Parisians are now 12 points ahead at the Ligue 1 summit with only eight games left, and a 10th title in 12 seasons is an inevitability.
Mbappe completed the whole 90 minutes of a Ligue 1 game for the first time since informing the club in mid-February that he intended to leave at the end of the season when his contract expires. His hat-trick, his third of the campaign, took him to 24 goals in Ligue 1 this season, and 38 in all competitions.
Portugal midfielder Vitinha opened the scoring in the 14th minute, collecting Mbappe's pass 25 metres from goal before curling a low shot into the bottom-right corner. Mbappe then made it 2-0 on the counterattack, feeding Randal Kolo Muani and then sprinting to get the ball back and slot into the far corner from a tight angle.
Montpellier got one back when Danilo Pereira could only help on a cross from the left and Nordin - a friend of Mbappe's as a youngster at Clairefontaine, France's national youth academy - headed in at the back post. The home side then won a penalty right on half-time when Tanguy Coulibaly pounced on Pereira's short
Read on besoccer.com