Real Life Formula 1 racing stars Jenson Button, Sergio Pérez and David Coulthard were among the celebrity guest racing down the red carpet last night at the World Premiere of Rush in London’s Leicester Square. Starring Chris Hemsworth and Daniel Bruhl, the new film from acclaimed director Ron Howard documents the explosive rivalry between former F1 world champions James Hunt and Niki Lauda.

We spoke to the real life racing stars about what motivates them to race, the current championship battle and what makes the rivalry between Hunt and Lauda so iconic.  Videos below:

Jenson Button talks about the passion to destroy competition on the track:

David Colthard talks about the changing sport of racing:

Sergio Perez shares his proudest F1 moments: