Casey O'Brien, 16, grooms an Afghan hound while a golden retriever awaits her touch before they compete Thursday at Florida Classic Park east of Brooksville. On the first day of the Florida Classic Clusters, 1,306 dogs of 144 breeds vied for Best-Bred Exhibitor in Show. The state's biggest dog show is sponsored by the Clearwater, Inverness, Pasco, Manatee and Tampa Bay kennel clubs. It runs from 8 a.m. to 6 p.m. each day through Monday and Jan. 15-19. Admission is free; parking is $5. A list of daily activities can be found at floridaclassicpark.com.