In a look ahead at a week of Cambridge and Somerville events, the vibe is strangely spooky with a Third Annual “Hafoween,” Crypt Night, Zombie Prom and Here Come the Mummies performing, but there’s also Arab American and Japanese festivals, a Glowball “anti-gala,” Taylor Swift trivia and comedian Emma Willmann.

In his third novel, Victor Lodato uses 82-year-old Honey, the daughter of a mobster, to reckon with the role biological and chosen families play in our lives.

In a look ahead at a week of Cambridge and Somerville events, there’s Paul Giamatti’s “Chinwag” podcast, The Bread and Puppet Theater, Record Store Day, “Secret Sounds of Ponds” and other Earth-related events, cake decorating and Shakespeare’s 460th Birthday.

Bagelsaurus will add an additional 500 square feet to its store next month, which means more room for needed refrigerator units to prepare more bagels.

In a look ahead at a week of Cambridge and Somerville events, there’s Sri Lankan cooking, Susanna Kaysen and “Girl Interrupted” a “Little Prince” opera, a Patriots Day colonial fair, Space Week, Grolier Poetry history, a bluegrass festival and a Flat Top Johnny’s reopening pool party.

The egg and cheese sandwich gets a makeover with a genius schmear of mustard butter at Cambridge’s Bagelsaurus.

The Christopher’s Restaurant & Bar and attached Toad nightclub in Cambridge are set to change hands after a sale fell through in the fall. The new buyers will likely be exciting to many: They’re the owners of The Burren in Somerville’s Davis Square.

In a look ahead at a week of Cambridge and Somerville events, Jason Mantzoukas does improv comedy, Angélique Kidjo performs, there’s an archaeology fair, advice on how to run the Boston Marathon, the answer to “Can we grow buildings?” and an all-clarinet band.

The on-again, off-again plan by Lesley University to relocate restaurants from an inside food court to prime street-front real estate is on again and official.

In a look ahead at a week of Cambridge and Somerville events, there’s poet Nikki Giovanni, sex revolutionary Candida Royalle, joke fests and mystery comedy, new plays and folk metal, “Dope Science,” a tribute to Lana Del Rey and “Essays in Praise of Excess.”