In a look ahead at a week of Cambridge and Somerville events, Bim Skala Bim has a 40-year reunion, you can perform yoga to music from plant biodata, fold origami or dumplings at the MIT Museum, see a Dance/works show and take in four days of Celtic Music Festival at Club Passim.

In a look ahead at a week of Cambridge and Somerville events, 2023 ends with “A Taste of the Arts,” Ellis Paul, Dungeons & Dragons improv comedy, dancing and yoga and 2024 arrives with meditation, the Marx Brothers and death metal at The Middle East Upstairs.

Turnout doubled this year to more than 300 riders for the Somerville Bicycle Committee’s guided tour of “Illuminations” to see holiday light displays.

“Your Work Here” is a hidden gem of an exhibition on view until Jan. 20 in Lesley University’s VanDernoot Gallery, and is next to a food court for perfect holiday shopping.

Public meetings this week look at the outcome of a street-cleaning test and proposed changes to Cambridge Street and Massachusetts Avenue, ways to get gas cars off city streets and a proposed rooftop garden for the high school.

In a look ahead at a week of Cambridge and Somerville events, there’s “The Slutcracker,” Stephanie Vecellio’s “Scenes from Somerville,” the end of a literary journal, a Sweet Exchange, bake-off and cookie swap, “Real Women Have Curves: The Musical,” dark comedy and the author of “The Fabulist” about noted liar George Santos.

In a look ahead at a week of Cambridge and Somerville events, there’s David Boobie Burlesque, holiday markets, a Pee-wee Herman tribute, heavy metal, cooking with the chef of France’s Le Mirazur, Urban Waggle bee stories, “Head Over Heels” at CRLS and “The Slutcracker.”

With a new round of layoffs in Lesley University’s restructuring came a new protest Saturday during a Porter Square open house, with current students at the Cambridge school sounding alarms to prospective students.

In a look ahead at a week of Cambridge and Somerville events, there’s a Blindfold Jam, the Ukrainian folk-punk quartet DakhaBrakha, “The Madman in the White House” (it’s not whom you think), Sohla El-Waylly and Michael Pollan, a choral Anime themes concern by candlelight and more.

In a look ahead at a week of Cambridge and Somerville events, there’s hip-hop history, the Cambridge Symphony Orchestra and an Anarchist Woodstock, MIThenge, a cozy mystery and fall by a fireside, lessons from a baby owl and the science of “Eat, Poop, Die.”