The Four on the Floor String Quartet hosts its third annual String Fling Jan. 28 and 29 at the Biltmore. Each year the group invites a few special guests to join them on stage and perform several songs with string accompaniment. This year’s collaborators includes Jim Byrnes, Ryan Guldemond, Dustin Bentall, Parker Bossley, Hannah Epperson, Dominique Fricot, Dan Moxon and Tonye Aganaba. Tickets at Red Cat, Zulu and hipcity.ca. Details at facebook.com/FourOnTheFloorStringQuartet.