June 9 (3–7 p.m.): Free music, food & screening of Grease at sundown. June 10 (8 a.m.–4 p.m.): Classic car show with live music 9 a.m.–2 p.m. Admission on June 10 is $10 or free for ages 12 & younger. Parking: $10. Sonoma County Fairgrounds. 1350 Bennett Valley Rd., Santa Rosa. (Cruise on June 10, 5:30–8:30 p.m. in downtown Santa Rosa.) cruiseforpeggysue.com.