A baseball field day hosted by U-M baseball coach Tracy Smith and Detroit Tigers first baseman Spencer Torkelson that features a chance to run the bases and play catch with U-M players and a mascot meet & greet. Also, a kidzone with crafts and a bounce house, live music TBA, a photo booth, and more. Food concessions. A fundraiser for Ronald McDonald House, which provides lodging for out-of-town families whose children are being treated at area hospitals. 10 a.m.–1 p.m., U-M Ray Fisher Stadium, 1114 S. State. Donation suggested. Tickets in advance at rmhcannarbor.org & at the gate. (734) 552–4692.