It all happens in John's car: Tom Petty's keyboardist, Benmont Tench and his Casio get in the back seat to play a very Off-Rampy song ... Queena Kim conducts a creativity masterclass ... Food writer Russ Parsons brings pie ... Charles Phoenix & Chris Nichols on the joys of getting lost in SoCal ... And Mayor Garcetti challenges John to a backgammon game. (PHOTO: On old off-ramp from the Arroyo Seco Parkway. Credit: John Rabe)