Local bag brand Timbuk2 is turning 20 and is celebrating in a big way. Can you think of a better way to spend your night than with interactive D.I.Y. stations for designing bags, killer tunes on the turntables, comfort food and booze—all for FREE? Highlights include live sewing demos by the Timbuk2 design team, silkscreening by San Franpsycho, bags for sale by local artists Sita Rupe, Beth Weintraub, Nooworks, Ed Weseloch, custom design kiosks, mac-and-cheese, tator-tots, mini peanut butter and jelly sandwiches, booze and so much more.