Shake it like his Polaroid pictures.

PARTY
Henry Open House
What: Celebrate four new exhibitions —Vortexhibition Polyphonica, Allan Sekula: Waiting for Tear Gas, Polaroids: Mapplethorpe, Eirik Johnson: Sawdust Mountain — with street food vendors, cupcakes, and karaoke in the cafe.
Why: Oh, Henry.
When: Fri., 6-11 p.m.
Where: Henry Art Gallery, 15th Ave. NE & 41st St. (206-543-2280).

SEE
The Hunger
What: Swinger vampire cult flick featuring Catherine Deneuve, Susan Sarandon, and David Bowie.
Why: This film contains Sapphic content.
When: Fri. & Sat., midnight.
Where: Egyptian Theatre, 801 E. Pine St. (206-781-5755).

HEAR
Blitzen Trapper
What: The Portland folk rockers roll into town to play their haunting — and sometimes creepy — beautiful ballads.
Why: Swoon for their croon.
When: Sun., 8 p.m.
Where: Neumos, 925 E. Pike St. (206-709-9467).

SHOP
Dress for Success Closet Treasures Sale
What: Labels like Jimmy Choo, Chanel, and Donna Karan mixed in with vintage clothing, jewelry, handbags, and eveningwear all to benefit women’s career development.
Why: Don’t skirt the issue.
When: Sat. & Sun., 10 a.m.-4 p.m.
Where: YWCA, 1118 5th Ave. Info at 206-325-3453.

PLAY
Power Play Game Lounge
What: New high-end video game arcade (including a mini Ferrari outfitted with a racing simulator) with complimentary cocktails, apps, and a dress code opens tomorrow.
Why: Make a token gesture.
When: Daily, 11:30 a.m.-2 a.m.
Where: Lucky Strike Lanes & Lounge, 700 Bellevue Way NE, 2nd flr., Lincoln Square, Bellevue.

Photo: Courtesy of Robert Mapplethorpe Foundation