Under New Event Management with New Venue and New Look. Travel Pendleton Thursday Night Main Street Party kicks off the long weekend featuring International Act Blue Oyster Cult Concert on Friday and Summer Chute Out III Pro/AM Flat Track Races on Saturday. Poker Runs, Bike Games, Ride In Bike Show, Factory Demo Rides and FREE Vendor Midway add to the event filled 4 day Pendleton Bike Week!