In a look ahead at a week of Cambridge and Somerville events, there’s a free look at the work-in-progress dance piece called “Hebel,” the Dark Days, Long Night Fashion Show Dance Party, the 25th anniversary Bugs Bunny Film Festival, and a ton of events for (and against) Valentine’s Day.

A look ahead at a week of Cambridge and Somerville events brings the Once in Valhalla 10-course feast, followed Sunday by free chili cook-offs in both cities, as well as an evening with Sutton Foster in Sanders Theatre, the return of “Medusa: Reclaiming the Myth” and much more.

In a look ahead at a week of Cambridge and Somerville events, there are Winter Wonder popup dance performances, New Year’s Eve music and comedy, followed by New Year’s Day comedy with local standups and the Marx Brothers, and much, much more.

In a look ahead at a week of Cambridge and Somerville events, there are public holiday parties as well as ongoing theater experiences for kids (“Thumbelina”) and adults (“Slutcracker” and its Slutmas Eve) and a Thriftmas Party Fashion Show to see out the season.

In a look ahead at a week of Cambridge and Somerville events, there’s Son Little performing, a “Resetting the Table” exhibit, the Friday After Thanksgiving Chain Reaction tradition at MIT – and a tree lighting tradition in Harvard Square – Marimba Cabaret and more.

In a look ahead at a week of Cambridge and Somerville events, there’s a ManRay Reunion, comedy shows – including one that combines comedy and dance – and poetry, and so much Halloween, from frightening films to scary storytelling and $1,000-prize costume parties.

In a look ahead at a week of Cambridge and Somerville events, there’s the return of East Cambridge’s Rib Fest as well as a free “Freak Show” psychedelic rock show, a “Harry Potter and the Sacred Text” podcast show, a slew of writers reading and much more.

In a look ahead at a week of Cambridge and Somerville events, there are readings from Alice Hoffman and Gabby Rivera – in conversation with the great Roxane Gay – and a “Community Ritual” dance, the “Concerts for One” continue and much, much more.

In a look ahead at a week of Cambridge and Somerville events, there are talks with “xkcd” creator Randall Munroe and among Dissent magazine staff, the Somerville Dog Festival and 94th Feast of Saints Cosmas and Damian, comic Neil Hamburger and much more

In a look ahead at a week of Cambridge and Somerville events, there’s a four-day Campfire. Festival, an expedition to see migrating nighthawks, a pricey but delicious Julia Child dinner by our own top chefs, authors discussing “Lying for a Living” and much more.