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1 RIC 1:13.280

2 KVY 1:13.331

3 VER 1:13.486

4 VET 1:13.573

I almost missed this. Jenson Button has been out on the track and has set the eighth quickest time - a 1:14.292 on ultra-softs. That's a second slower than Daniel Ricciardo's time on the same compound.

Henry Jordan:#IfIWereJenson, external got to go full Mario Kart and start chucking banana skins out on the warm up lap!

Benno: I'd leave the bass turned right up on the radio - like every hire car you ever pick up.

Sebastian Vettel is up to third after doing a 1:13.573 on super-softs but swiftly drops a place as Daniel Ricciardo goes quickest of all courtesy of a 1:13.380 on ultra-softs.

Image source, Getty Images

Dan Bell: I'd eat my lunch in the car and leave crumbs on the seat.

Paddy [TeEm]: I would change all the dials around on @alo_oficial, external car and leave him a Little Mix CD

Scruffy lap by Max Verstappen that includes a big slide through the Swimming Pool section. Looks like he manages to avoid the barriers. Only just, though.

Image source, Getty Images

Lewis Hamilton looks like he is going to get his wish for a change of tyres as he pits. Just as he does, Valtteri Bottas displaces him in P4 with a 1:14.407. Bet Hamilton will love that.

Image source, Getty Images

Sebastian Vettel is done chin wagging and is heading out onto the circuit. He's one of two drivers yet to set a time, the other being Daniel Ricciardo.

Jon Hope: I'd push the seat back as far as it goes, that really infuriates me when getting in my car after someone else used it!

Great shout! So frustrating when people do this!

Max Verstappen splits the Toro Rossos as he does a 1:13.514 on ultra-softs. Lewis Hamilton is continuing to circulate on the super-softs but is now up to P4 after a 1:14.419.

"These tyres are not working that well," says Hamilton, who once again sounds out of breath.

Image source, Getty Images

Big moment for Marcus Ericsson. He tags the barrier at Casino Square and there's damage to the tyres on the Sauber, which limps back to the pits.

Lewis Hamilton is out on the track now and his first time is slow and steady - a 1:14.686 on the super-softs.

Meanwhile, it's a Toro Rosso one-two at the top of the timesheet. Daniil Kvyat is quickest with 1:13.331 on ultra-softs, four tenths of a second quicker than his team-mate Carlos Sainz. They are going well here.

Image source, Rex Features

Image source, Getty Images

Steven Hedgers: #IfIwereJenson I would creep along the pit lane putting fruit in the exhausts of every other car, win the race and say "like them apples"

Mr Anderson:#IfIwereJenson, external I'd stick a photo of Ferrari cockpit on his seat for when Alonso returns, with a note "wish you were here...

There's a problem for Jolyon Palmer. His car has come to a stop with the nose pointing at a barrier. Replays show smoke billowing out of the rear before he stopped.

Image source, EPA

Jenson Button isn't out yet. Instead, his McLaren is up on the stands getting some new parts fitted.

That means he has the time to have a word with Jennie Gow, who asks the Briton how things have been going.

"It has been a fun morning," says Button. "Everything seems OK. Yeah, it [the car[ feels a lot faster. It is difficult to compare though, it is a long time since I raced in Monaco."

Image source, Getty Images

Both Valtteri Bottas and Lewis Hamilton are in the pits, Sebastian Vettel is catching up with old friends so only Kimi Raikkonen of the front runners is out on the track at the moment.

The Finn has just gone third quickest following a 1:14.734 on super-softs.

We have a McLaren top of the timesheet! It's not Jenson Button, who may or may not be sourcing kippers ready to put under his seat as we speak, instead it is Stoffel Vandoorne, who does a 1:14.642 on ultra-softs.