A bike processional leaves Catalina State Park at 1 p.m., Sunday, April 18, and ends at the BICAS warehouse for a celebration of cycling culture featuring bike art, games, films, music, dancing, cocktails, circus cabaret and the crowning of Tucson's bike beauty queen. Noisemakers, masks and outrageousness are highly encouraged. $7 regular; $3 for those dressed in festive clothing. Call 405-7814, or visit www.parasolproject.com for more information.