Cars from the 50's and 60's fun, open car show, tunes and dash plaques for the first 100 cars. Main Street Rockville will offer its Cruise-In Street Dance on Saturday, June 2, on the courthouse square in Rockville. Once again, the Cruise-In will feature a motorcycle, scooter and bike show. This marks the 27th year of the Cruise-In and Street Dance and the 21th year for the motorcycle, scooter and bike show. The Cruise- In will start at about 3:00 p.m. Cars will enter from the southeast side of the square at the corner of High and Jefferson streets. Motorcycles, scooters and bikes will enter at the same spot and will be staged this year on the middle of High Street adjacent to the courthouse. Dash plaques will again be provided to the first 125 cars to enter the Cruise-In. People’s Choice Awards will be given to the vehicle, and motorcycle, scooter or bike garnering the most votes from participants. Dancing will kick off at about 5 pm on Jefferson Street.