Between FP1 and FP2 on day one of the Monaco Grand Prix weekend, father and son Formula 1 World Champions Keke and Nico Rosberg thrilled fans with a demo run in their respective title-winning cars.
Both Rosbergs are Monaco Grand Prix winners, with junior winning the race in 2013 and senior grabbing victory three decades earlier in 1983.
Keke who won his F1 world title in 1982 driving the Williams FW08 while Nico was reunited with his 2016 championship winning Mercedes W07.