Tens of thousands of people will come to the University of California, Davis, on Saturday, April 18, for its 85th annual Picnic Day, one of the largest picnics and student-run events in the country. The daylong open house will begin at 9:30 a.m. with opening ceremonies on the north end of the Quad, followed by a traditional parade through the campus and downtown Davis. Other features will include musical entertainment, dancing, departmental exhibits, sporting events, campus tours, a student organization fair and animal exhibitions. The four co-marshals of the parade will be Rep. Vic Fazio, D-West Sacramento, elected to nine terms; alumna Yvonne Lee, a member of the U.S. Commission on Civil Rights and co-producer of an Emmy award-winning documentary on Chinese immigration history; Deanne Vochatzer, head women's track coach at UC Davis and coach of the U.S. women's 1996 Olympic track and field team; and Celeste Turner Wright, professor emerita of English and the first woman to receive tenure at UC Davis. Highlights include: * Parade -- 10 a.m., intersection of North Quad and West Quad * Police dog agility demonstrations, dachshund races and other dog events -- 11:30 a.m., Orchard Intramural Field * Chemistry Magic Show -- 10 a.m. and 2 p.m., front porch of 194 Chemistry Building * Battle of the Bands -- 2 p.m., lawn at Lake Spafford * Intercollegiate athletic competitions and sporting exhibitions including baseball, track, tennis, water polo, and soccer -- 9 a.m. to 4 p.m., all athletic fields and Hickey Gym Dancing, faculty lectures and a body-building exhibition are also planned. Food concessions will be open, but no alcohol is allowed. This year's Picnic Day was organized by a 13-member student board of directors chaired by Jennifer Emi.