UNDER DA SEA: If, like Seattlest, you are fascinated with underwater life, tonight's your night to revel in the glories of the deep ocean. Seattle Symphony will be playing as a giant screen shows you images from the BBC series The Blue Planet. 7:30 // Benaroya Hall // $17-75 B.Y.O.B. (BRING YOUR OWN BAG): City Council will be discussing this whole bag tax thing tonight at their meeting, and you should go help them discuss......

SIFF WILL NEVER FORGET '99: SIFF kicks off its annual festival tonight with a showing of Battle in Seattle, about the historic 1999 WTO protests. According to the listing, "Weaving multiple storylines with a star-studded ensemble cast this imaginative drama revisits fact, fiction, and many myths surrounding those tumultuous few days." There will be a red carpet gala, and the whole nine—a good opportunity to elbow-rub with stars of those moving pictures all the kids......