The week's 27 best concerts: Sept. 20-26

Gorillaz Roy Wilkins Auditorium, Wednesday 9.20 Gorillaz, the "virtual band" of Blur frontman Damon Albarn and visual artist Jamie Hewlett, debuted in 2001 with their self-titled album, a twitchy blend of alt-rock and trip-hop. They returned in 2005 with Demon Days , which established the mixtape-like template Gorillaz have used for their albums ever since, featuring cameos from a menagerie of guests including De La Soul on the hit "Feel Good Inc." Days' long-awaited follow-up, 2010's Plastic Be