Bust out your party hats — Pretty Things Beer & Ale Project is turning 5 years old. The beloved local brewery will be hosting a free party at the Precinct in Somerville’s Union Square on Sunday, Dec. 1, from 6 p.m. to midnight with 12 Pretty Things beers available, plus the release of its latest brew, Barbapapa, a 12 percent Russian Imperial Stout. More
