This Weekend in Somerville: Oktoberfest, Film Festival, Road Race, HONK!

Oktoberfest
The Somerville Chamber of Commerce and Redbones are throwing an Oktoberfest party Sunday from 12 p.m. to 6 p.m. on Chester Street in Davis Square.

HONK! Festival
HONK! the Festival of Activist Street Bands hits Davis Square this weekend. There will be concerts, parades and even talks. The big parade, from Davis Square to Harvard Square, takes place Sunday at 12 p.m. More here.

3rd Annual Filmshift Festival at the Somerville Theatre
The film festival features local Boston and New England films, student films, and films concerning environmental topics. It takes place at Somerville Theatre this weekend and next weekend.

Somerville Homeless Coalition's 17th Annual Road Race
The road race benefits the Somerville Homeless Coalition, and after the race there will be festivities with food provided by a number of Davis Square restaurants. It begins Saturday at 9 a.m.

'Ghosts of Boston: Haunts of the Hub' book signing
Somerville resident Sam Baltrusis, author of a new book, "Ghosts of Boston: Haunts of the Hub," will be signing his book at The Book Shop in Ball Square Saturday at 12 p.m.

Growing Center Harvest Festival
The harvest festival will feature pumpkin decorating, a cider demonstration, honey harvesting, games and music by local band Animal Farm. It's at 1 p.m. Saturday at the Somerville Community Growing Center.

"The BIG BAD" Opening Reception at the Nave Gallery
The BIG BAD explores depictions of all the foes that wreck our homes, our health, our families and our childhoods. It's all about real-world adversaries. The opening reception is at the Nave Gallery Saturday at 5 p.m.

Somerville: Haven for Ingenious Minds
Join historian and author Dee Morris to learn about some of Somerville's great minds of the past, such as Luther Bell, director of the McClean Asylum, and Daniel Stillson, inventor of the Stillson wrench. It's Sunday at the Somerville Museum at 2 p.m.