The first pitch for the Giants' 60th home opener in San Francisco is scheduled for 1:35 p.m. PT on Monday. Performance painter David Garibaldi will demonstrate his skills as part of the pregame ceremonies, and the Schuyler Sisters from the cast of "Hamilton" will sing "The Star-Spangled Banner": Emmy Raver-Lampman (Angelica), Solea Pfeiffer (Eliza) and Amber Iman (Peggy).