Frankie Muniz, former Malcolm in the Middle star, likens NASCAR Xfinity debut to 'going to a new school' as he opens up on the struggles of transitioning from acting to racing

The 38-year-old actor-turned-driver competed in the entry-level ARCA Series last year and made his Xfinity Series debut in the No. 35 Ford for Joey Gase Racing at Daytona on Monday.