NORTHAMPTON, ENGLAND - JULY 03: Sebastian Vettel (C) of Germany and Infiniti Red Bull Racing and Daniel Ricciardo (L) of Australia and Infiniti Red Bull Racing laugh next to Infiniti Red Bull Racing Team Principal Christian Horner as they are presented with their birthday cakes during previews ahead of the British Formula One Grand Prix at Silverstone Circuit on July 3, 2014 in Northampton, United Kingdom. (Photo by Mark Thompson/Getty Images)
