“Next summer…,†promises the narrator in the new teaser for Cars 2. “Get ready to roll with the world’s newest secret agents.†Huh? The sequel to Pixar’s wholesome story about talking racecars and small-town Americana is going to be a spy flick set in exotic locations? Yup. No word yet if Lightning McQueen is now an Aston Martin, but check out the brief teaser.