Subscribe to BBC News www.youtube.com/bbcnews From Ferraris to Bugattis, supercars and their rich owners are back in London this summer. Onlookers are lining up to have their pictures taken with the vehicles, but some Londoners who live in Knightsbridge say their roads are being turned into a racetrack. BBC London's Alex Bushill spoke to car owner Riyadh Al-Azzawi and local resident Alexandra Morgan Thomas. Subscribe to BBC News HERE http://bit.ly/1rbfUog Check out our website: http://www.bbc.com/news Facebook: http://www.facebook.com/bbcworldnews Twitter: http://www.twitter.com/bbcworld Instagram: http://instagram.com/bbcnews