 at 8.30 on your home for Twins baseball. This Friday night, Northdale Oil and Northwest Tire presents Celebrate Dirt and Egg Appreciation Night at River City Speedway. The Nozawa Sprints are back at the bullring with the Wayne Anderson Cup. Also racing late models, lightning sprints, street stocks, and double feature Midwest mods. Adults save $3 on tickets at advanced ticket outlets. See riversidyspeedway.com for information. There's only one playable track with this much action, and it's Friday at River City Speedway Grand Fork.