From a press release issued by Balz Renggli, Manager, Ducati-Aprilia of Oceanside:

On the way to challenging for the AMA Superbike double-header at Fontana, Ducati rider Eric Bostrom will stop at Aprilia-Ducati of Oceanside for autograph signing on Thursday, April 1. Eric Bostrom is scheduled to be on hand between 10:30am and noon. Stop by to wish Eric good luck for the upcoming races. Aprilia-Ducati of Oceanside is located at 525 S. Coast Hwy. Oceanside, CA. Call 760-722-7704 for directions.