Did I mention PSG were now 20 points clear?
Maybe they don't need the icing.
Kylian Mbappe's effort from the spot is pushed away by sub keeper Yohann Pele.
The icing on PSG's cake.
Kylian Mbappe is brought down by Hiroki Sakai.
Antony Gautier points to the spot.
There are four minutes of stoppage time to be played in Paris.
PSG are set to go 20 (TWENTY) points clear in Ligue 1.
Kylian Mbappe goes down clutching his foot under the challenge of Boubacar Kamara.
This looks serious.
No, it's not.
He's back up.
Five minutes to go at Parc des Princes.
That's now 51 career hat-tricks for Messi.
Who knows how many he's managed on Fifa!
Just checking Mario Balotelli's Instagram...
About 11 minutes to go here in Paris.
Of all the Messi hat-tricks - there have been a few - that must rank as one of the best.
A masterclass which moves Barca 10 points clear at the top of La Liga.
Lionel Messi almost scores his fourth.
The Argentine magician loses his footing but still manages to poke a shot through which comes off the keeper's right-hand upright.
- Copyright: Reuters
Something like phenomenal.
Angel Di Maria scores a free-kick from 35 yards out.
Game over, oui?
Something like a phenomenon.
Lionel Messi's hat-trick is achieved with a first-time clipped finish from near the edge of the area which loops over the head of Pau Lopez and goes in off the bar.
Betis fans rise to applaud the finish along with everybody else watching around the world.
Inter move above Milan into third.
Sub Loren Moron produces a beautiful finish high beyond the reach of Marc Andre ter Stegen.
Betis fully deserve that.
All four goals tonight have been superb.
Angel Di Maria scores from the angle.
The Argentine is played in on the right of the area beats Steve Mandanda with sidefoot shot.
Smooth like 0% fat Greek yoghurt.
There are three minutes remaining.
We will have swapsies between fourth place Inter and third place Milan if Inter win.
Valere Germain has scored against Paris St-Germain.
Yeah, I bet you can't stop laughing at that.
Anyway, he fires in from Lucas Ocampos' ball.
Luis Suarez with a brilliant individual effort.*
The Uruguayan picks up the ball about 30 yards out and drives towards goal, leaving two defenders trailing before firing low past keeper Pau Lopez.
That is surely revenge achieved for the loss to Betis earlier in the season.
*he missed two easier chances earlier