Jenson Button’s amazing victory in Canada involved going into the pits 6 times as well as being last as he entered lap 41 before making a remarkable come back and taking the lead from Vettel on the very last lap of the race.
Let’s go through in detail Button’s rollercoaster ride:
Lap 5 – After safety car comes in Button is up to 5th as Hamilton and Webber collide at first corner. However, he is struggling on full wet tyres and on goes wide in turn 6 and loses two places to Schumacher and Hamilton and is back in 7th place again.
Lap 6 – Button up to 6th as Hamilton forced wide by Schumacher at the hairpin.
Lap 7 – Button makes a mistake at the last chicane and he and Hamilton collide on the pit straight. Hamilton is out and causes the Safety Car to come out.
Lap 8 – Button comes into the pits for intermediate tyres and rejoins in 12th place, still under the safety car. The team tell him there is no visible damage to his car.
Lap 11 – Race Control investigating Button for speeding under Safety Car conditions.
Lap 13 – the Safety Car is in and Button makes up two places in less than a lap to 10th position but Race Control announce he has a drive through penalty which he takes immediately and rejoins in 15th place.
Lap 14 – Button passes Buemi and is up to 14th place.
Lap 15 – Button passes Barrichello, Sutil and Maldonado and is now in 11th place.
Lap 18 – Button passes di Resta and is in 9th place as Rosberg pits.
Lap 19 – Button passes Petrov and is up to 7th place as Schumacher pits, but it starts to really pour down with rain. Safety Car is deployed and Button pits for full wet tyres and rejoins in 11th.
Lap 22 – Schumacher pits and Button is now 10th.
Lap 25 – The race is red-flagged and suspended.
Laps 26-34 Restart behind safety car – Button is 10th. As the safety car comes in at the end of lap 34, Button has passed Pedro de la Rosa before the Start/Finish line and is 9th.
Lap 35 – Button comes into the pits to change to intermediate tyres and rejoins the track in 15th place.
Lap 36 – Button passes the Virgin of d’Ambrosio and then takes Trulli and Sutil at the hairpin and later on passes Karthikeyan and is up to 11th.
Lap 37 – Button and Alonso (who’s just come out of the pits) collide at the turn 3 chicane. Alonso is beached causing a Safety Car and Button has a left front puncture. By the time he gets back to the pits he is running last in 21st place.
End of lap 40 – Safety car comes in and Jenson is a couple of secs off the back of the pack as he has been limited on speed under the safety car to catch up the rest of the field.
Lap 41 – Button passes Liuzzi and Karthikeyan and is now in 19th place.
Lap 42 – Button passes Trulli and d’Ambrosio and is now in 17th place.
Lap 43 – Button passes Glock and DiResta (pits) and is now in 15th place.
Lap 44 – Button passes de la Rosa and is now in 14th place.
Lap 45 – Button passes Buemi and is now in 13th place and 21 secs behind Vettel.
Lap 46 – Button is ahead of Sutil (who pits) and is now in 12th place.
Lap 49 – Button passes Maldonado and Alguersuari into 10th place, 27 secs behind the leader.
Lap 51 – Webber and Barrichello pit for super soft dry tyres and Button is 8th.
Lap 52 – Button pits (6th time) and rejoins in 10th place. 18 laps to go and 50secs behind the leader.
Lap 53 – Other drivers come in for dry tyres and Button is now 8th (Massa comes in for new front wing) and does the fastest lap of the race (at that point) with 1min 22.759secs.
Lap 54 – Button is now in 6th place as others drop back due to pitting later and 19.657 secs behind Vettel the leader (who pitted the lap before for super soft dry tyres).
Lap 55 – Button passes Heidfeld and Kobayashi and is up to 4th.
Start of Lap 56, Button is now 15 secs behind Vettel and 6secs behind the fight for 2nd place between Schumacher and Webber. Heidfeld runs over his front wing after damaging it bumping into Kobayashi.
Start of Lap 57, Button is now only 2 seconds behind Webber with a Virgin backmarker inbetween. He is 13 secs behind Vettel with 13 laps to go. However, Race Control put out the safety car to enable the debris from Heidfeld to be picked up. Button is 4th but has Glock in front of him.
Start of Lap 61 and the Safety car has gone in and there are 10 laps to go. Button clears Glock by the Start/Finish line and is 3.5secs behind Vettel. Halfway through the lap, Button is right on the back of Webber who is right behind Schumacher. DRS not enabled yet.
Lap 63 – DRS is enabled and Webber overtakes Schumacher but misses the last chicane and gives place back to Schumacher before turn 3 of lap 64 making sure to not let Button through.
Lap 64 – Webber misses the last chicane again and Button passes him on the start/finish line but has to go onto the wet part of the track on slicks.
Lap 65 – Button passes Schumacher on the back straight and is 3 secs behind Vettel with 5 laps to go and sets a new fastest lap of the race with 1min 18.866secs.
Lap 66 – Button sets another fastest lap (1min 17.967) and has closed the gap to Vettel to 1.5 secs. 4 laps to go.
Lap 67 – Button sets another fastest lap, but Vettel is responding and the gap is 1.3 secs with 3 laps to go.
Lap 68 – Button closes the gap to 1.1secs. 2 laps to go.
Lap 69 (Penultimate Lap) – Button closes to within a second and uses DRS on the back straight. The gap is 0.7secs as we enter the final lap.
Lap 70 (Final Lap) – Vettel under pressure makes a mistake at turn 6 and goes wide and Button is through and takes the victory.