Ka-Chow! Join Lightning McQueen for a compilation of his greatest moments from Pixar Cars! Watch the next Cars video here: Watch More Cars on Disney Jr. Here: Available on Disney+ Follow Lightning McQueen and his best friend Mater as they head east from Radiator Springs on a cross-country road trip to meet up with Mater’s sister. Along the way, every stop is its own adventure, with outrageous roadside attractions and colorful new characters.