Boo to You! Halloween comes to La Jolla

Pillage in the Village! La Jolla Village Merchants Association presents the third annual trick-or-treating event from 3 to 6 p.m. Monday, Oct. 31, with goodies from participating merchants and businesses to those who stop by in costume.

Sci-Fi Radio Drama Premiere: “Passage to Proxima!” Join radio sound effects expert Scott Paulson and science writer Gary Robbins for a free performance of a live sci-fi radio drama, 7 p.m. Oct. 30, in the Seuss Room of Geisel Library at UCSD. The action is set in 1930 San Diego, with some perilous time travel, as well! (858) 822-5758.

Silent Film: “Dr. Jekyll and Mr. Hyde.” The Teeny-Tiny Pit Orchestra for Silent Films presents the 1920 silent classic with live music and sound effects, 7 p.m. Oct. 31, in the Seuss Room of Geisel Library at UCSD. Free admission. This is the first American film version of the classic Robert Louis Stevenson tale. John Barrymore stars as both Dr. Jekyll and Mr. Hyde. Following the show, stick around for some vintage 16mm silent short films suitable for Halloween (with the audience assisting on some of the sound effects). (858) 822-5758.

UCSD Halloween Costume Contest: Open to students, faculty, staff and the community, 11:30 a.m. Oct. 31, at Price Center West Plaza. Prizes, categories and contest guidelines at (858) 534-6444.

UCSD Monster Pumpkin Drop: Students will drop a humongous candy-filled pumpkin from the 11th story of Tioga Hall, the tallest building on the Muir College campus, at 12:30 p.m. on Oct. 31. The pumpkin’s “splat” is measured each year. The largest splat in the history of the pumpkin drop occurred in 1995, when a 398-pound pumpkin spewed over 100 feet.