On this edition: ET introduces another new IndyCar entry this year, Harding Racing; he speaks with GM Brian Barnhart and driver Gabby Chavez; The lone Canadian at NASCAR's Daytona 500, DJ Kennington, returns to describe the experience; Kyle Larson tells ET it feels good to get back into his CUP after a busy off-season in Sprints and Midgets; The Subaru-Raceline E-Mail Bag Trivia Contest!