Night Thunder Cruisers of Calvert County presents its 21st annual car, truck and bike show at Huntingtown High School. Registration runs from 7 a.m. to 11 a.m. Awards are presented at 2 p.m., with categories for top 70 vehicles, top 5 motorcycles and best of show. Entry fee is $20 and includes vehicle, driver and one passenger. Spectator admission is $5. Donations benefit Breast Cancer Charity. No alcohol, drugs, glass containers or pets allowed.