PSG bring on Leandro Paredes for Marco Verratti and Presnel Kimpembe for Abdou Diallo.

Reims replace the lively Ilan Kebbal with Alexis Flips.

PSG try to counter from the corner but Kylian Mbappe's touch is poor just as Lionel Messi was going to make the run in front of him.

Reims appeal for a penalty for handball from the corner, but the referee just gives another corner.

Reims win a corner as Ilan Kebbal's deflected shot bounces behind.

Lionel Messi glides past a challenge or two and gets fouled in midfield. Free-kick.

Reims bring on new signing Mitchell van Bergen for his debut. Billal Brahimi is replaced.

Lionel Messi seems to be playing through the centre at the moment - although so does Kylian Mbappe.

Now he drops into the centre circle to get involved with another nice pass.

Lionel Messi netted seven competitive goals while wearing shirt number 30 for Barcelona. That was his first number at the Nou Camp.

The PSG number 30 is already involved with a few quick give and goes.

Ander Herrera is on for Georginio Wijnaldum too.

There was a big roar from the crowd as he came on there.

For the first time ever Lionel Messi is playing a club game for a team other than Barcelona. He replaces Neymar and hugs his friend as he comes on.

It's happening. Lionel Messi is coming on.

He's getting ready! And what a time to come on...

I'll level with you. We are only doing this PSG live text because of Lionel Messi's debut. So he'd better come on.

Does Keylor Navas have butter on his gloves or something? He again spills what should be a simple save from Dion Lopy's shot - but gathers it at the second attempt.

No Lionel Messi on the hour-mark because we've ticked over 60 minutes now.

PSG free-kick as Wout Faes, with his David Luiz/Matteo Guendouzi hair, fouls Kylian Mbappe.

Angel di Maria crosses it and it's headed away.

Huge cheers as Lionel Messi starts warming up, along with some other PSG subs.

You can hear chants of Messi, Messi, Messi.