Which star of Portlandia is also a bandleader in The 8G Band?
Portlandia (TV series): Portlandia is a sketch comedy television series set and filmed in and around Portland, Oregon, starring Fred Armisen and Carrie Brownstein. Fred Armisen:  Armisen founded ThunderAnt.com, a website that features the comedy sketches created with Brownstein, and is the bandleader for the "Late Night with Seth Meyers" house band, The 8G Band.
Fred Armisen