Happening Friday

ART

30 Open Doors Santa Monica’s celebrated art complex Bergamot Station hosts a one-night-only colorful event in honor of the site’s 18-year history, featuring pieces from acclaimed artists, plus gifts, food, spirits, music and performance. Bergamot Station, 2525 Michigan Ave., Santa Monica. 5-10 p.m. Free. (310) 453-7535. https://www.bergamotstation.com

MUSIC

Drake Hip-hop’s current reigning angsty king, headlines Power 106 FM’s Cali Christmas, a compendium of rap-adjacent artists including Big Sean, J. Cole and YG. Drizzy Drake is clearly the main draw here, as the smash success of his new album, “Take Care,” indicates, and its woozy, piano-driven atmosphere will be an interesting fit in a large amphitheater. Gibson Amphitheatre, 100 Universal City Plaza, Universal City. 7:30 p.m. $45-$125. livenation.com.

Holiday Sing-Along Aspiring crooners, seasoned chanteuses and unabashed amateurs gather for the Music Center’s annual Holiday Sing-Along, a festive outdoor event featuring such favorite songs as “A Holly Jolly Christmas,” “Frosty the Snowman” and “Chanukah, Oh Chanukah.” Lyrics sheets will be provided. Music Center Plaza, 135 N. Grand Ave., L.A. 6:30 p.m.-8 p.m. Free, tickets required. (213) 972-7211. https://www.musiccenter.org.

EVENTS

Las Posadas The collective of Olvera Street merchants mark the nine nights leading up to Christmas with Las Posadas, an annual processional-type reenactment of Mary and Joseph’s search for shelter on Christmas Eve. Festivities kick off at nightly at 6 p.m. with the breaking of a piñata, with the processional starting at 7:30 p.m. Olvera Street, L.A. 6 p.m. Through Dec. 24 Free. (213) 687-4391. https://www.calleolvera.com.