Watch the Reunited Broken Social Scene Play a New Song, 'Gonna Get Better'

Broken Social Scene were only half-absent during their four-year hiatus, and this week we learned they're working on a their next album. To that end, the Canadian collective has a new song: the smooth, groovy "Gonna Get Better," which features new singer Ariel Engle sharing vocals with founder Kevin Drew and Stars' Amy Millan. The group debuted the song at…