FRIDAY: Benefit for Detective Oliveira

Friday night at the Somerville City Club (7-10 p.m.), friends and colleagues of Detective Mario Oliveira are hosting a party to benefit the Somerville police detective, who was shot multiple times and seriously wounded in November. DJ, raffles, a buffet and a cash bar are planned. Tickets $20. Details here.

FRIDAY: Indie rock four-for-one

It’s an indie rock four-for-one Friday night at Precinct (9 p.m.) with alternative folk rockers Ways to Fall, blues rock/garage duo Kuuluuko, the experimental King Orchid and psychedelic gypsy rock band Banjo Goiter (which gets today’s award for band name least likely to result in an unexpected copyright infringement lawsuit). Details here.

SATURDAY: Celebrate Somerville! Party

The city is throwing a big, family-friendly shindig Saturday (1-3 p.m.) at the High School to celebrate once again being named one of nation’s “100 Best Communities for Young People.” The free festivities included indoor games and activities—including kickball, soccer, hula hooping and dancing—a community fair including more than 50 local youth-serving agencies and organizations, and performances by local youth, as well as raffle prizes and refreshments. Details here.

SUNDAY: Chamber Concert at the Somerville Museum

As part of its ongoing series of intimate concerts, the museum present "Semper Dowland, Semper Dolens" Sunday (3 p.m., tickets $17/$12). Consort songs, Lachrimae, lute solos and other works by Dowland will be performed by Michael Collver, countertenor, and El Dorado Ensemble. Details here.

SUNDAY: $1 Movie, “Taking Woodstock”

On Sunday (7 p.m.) for just a $1 suggested donation, Temple B’nai Brith hosts a showing of this 2009 movie based on the memoirs of Elliot Tiber, who helped make the Woodstock music festival into a culture-shaping event—by accident. The score features tunes by The Grateful Dead, The Doors, Jefferson Airplane, and Country Joe and the Fish — plus a new recording of "Freedom" from Richie Havens. (Rated R for nudity and drug use). Details here.