Getty Frankie Muniz is balancing a full NASCAR Truck Series season while filming a television comeback. Frankie Muniz isn’t easing back into Hollywood. He’s doing it while living one of the most demanding schedules in motorsports. The former “Malcolm in the Middle” star revealed just how intense life has become as he balances a full-time NASCAR Truck Series season with filming the highly anticipated reboot of the hit show. And by his own description, it’s a routine that leaves almost no room to