Things to Do in Costa Mesa, LA the Weekend of Sep 25–27, 2026

Stumblday's hand-checked ranking of the best things to do in Costa Mesa, LA, Orange County the weekend of Sep 25–27, 2026: 1 pick, refreshed weekly.

1 picks · checked Sep 10

#1

hololive English Justice: City Groove

Mitsuwa Marketplace Costa Mesa, Costa Mesa, Orange County

September 20–October 1; check store for hours

hololive English Justice: City Groove

Justice gets a city-pop makeover at Mitsuwa: exclusive hololive merchandise, a mini game and photo opportunities.

Limited Run

Submitted byStumblday Editors

#1September 20–October 1; check store for hours · Limited Run

hololive English Justice: City Groove

Mitsuwa Marketplace Costa Mesa, Costa Mesa, Orange County

Limited Run

hololive English Justice: City Groove

Justice gets a city-pop makeover at Mitsuwa: exclusive hololive merchandise, a mini game and photo opportunities.

More this weekend across LA

Pasadena Chalk FestivalKidspace Children’s Museum, Pasadena, Pasadena & San Gabriel Valley

Ohana Music FestivalDoheny State Beach, 25300 Dana Point Harbor Drive, Orange County

Home of the Future, 1925–1985: Designing Domestic UtopiasLACMA, Miracle Mile, Koreatown & Mid-Wilshire

Ocean Way FestivalSanta Monica Beach — Ocean Way Festival, Santa Monica, Venice & the Westside

Jon BatisteHollywood Bowl, 2301 N. Highland Ave., Hollywood & West Hollywood

ESMoA Video Art + Film Festival: Freedom Screening + Award CeremonyThe Wende Museum’s Community Center, Culver City, Santa Monica, Venice & the Westside