There she blows!PARTYSquid vs Whale What: Street artists Pixeltron and Karl Addison unveil their 60-foot mural depicting the epic marine battle (PBR specials offset the price of paint).Why: See monsters. When: Sat., 6-10 p.m.Where: Twilight Exit, 2514 E. Cherry St. (206-324-7462).SEEProduct Runway What: Designers, architects, and students construct couture from house materials at the fund-raiser for the Interior Design Coalition of Washington benefiting the Ronald McDonald House. Why: Win a Jason Wu frock to rock. When: Fri., 7 p.m. Where: Seattle Center Exhibition Hall, 305 Harrison St. Tickets online at productrunway.com.WATCHBlood on the Flat TrackWhat: See how they roll in the documentary about the rise of women’s roller derby featuring Seattle’s Rat City Rollergirls.Why: It’s wheelie good.When: Thru Sept. 2. Fri.-Sun., Tues. & Wed., 7 & 9:30 p.m.; Mon., 9:30 p.m.Where: Central Cinema, 1411 21st Ave. (206-328-3230). Tickets online at brownpapertickets.com.HEARThe Maldives CD Release What: The Seattle alt-country rockers (blew us away at the CHBP) play from their new album, Listen to the Thunder, joined by faves like Zoe Muth, The Moondoggies, and Thee Emergency.Why: Scoot your boots.When: Thurs.-Sat., 9 p.m.Where: Tractor Tavern, 5213 Ballard Ave. NW (206-789-3599). Tickets online at ticketweb.com.SHOPBoutique Culture Warehouse SaleWhat: Local designers and shops (Blackbird, Clutch, Deli, Jesica Milton, and Suzabelle) host an end-of-summer/pre-fall sale.Why: Try that on for size.When: Sat., 10 a.m.-6 p.m.; Sun., 11 a.m.-4 p.m. Where: Jonas Jensen Fremont Studios, 155 N. 35th St. (206-838-9080).