You’ve really got to hand it to the weekend. SEE Thunk What: A group show of paintings, sculptures, and mayhem courtesy of Richard Tuttle, Rob Reynolds, James Hyde, Alex Olson, and Jimmy Raskin. Why: It’s pretty heady. When: Thru July 10. Opening reception, Thurs., 6-9 p.m. Wed.-Sat., noon-6 p.m. Where: Khastoo Gallery, 7556 W. Sunset Blvd., b/t N. Sierra Bonita & N. Curson Aves., Hollywood (323-472-6498). WATCH Rock Paper Scissors: a Geek Tragedy What: A doc following the founders of World RPS Society as they, ahem, shoot rochambeau into the spotlight. Why: Dynamite doesn’t count. Seriously. When: Sat., 7 p.m. Where: Busby’s East, 5364 Wilshire Blvd., at S. Cloverdale Ave., Miracle Mile (323-525-2615). R.S.V.P. to firstname.lastname@example.org. LEARN Macro 101 What: Take in the first of M Cafe chef Lee Gross’s new series of lunchtime macrobiotic cooking demos and take away recipes, shopping lists, sweet treats, and more. Why: Le big mac. When: Sat., 11 a.m.-1 p.m. Where: 9343 Culver Blvd., b/t Canfield Ave. & Main St., Culver City (310-838-4300). BUY Cynthia Vincent Sample Sale What: Clothes, shoes, and more from Twelfth Street by Cynthia Vincent and Twelfth Street Baby & Girls. Why: Get the goods at 40-80 percent off retail. When: Thurs. & Fri., 11 a.m.-5 p.m. Where: 860 S. Los Angeles St., at E. Ninth St., ste. 422, Downtown (213-225-2691). Whitley Kros Sample Sale What: Put the moves on samples and overstock from spring and past collections; $45 jeans, $40 tops, and $25 specials. Why: Oh so pretty and Whitty and wise. When: Fri., 9 a.m.-4 p.m. Where: 850 S. Broadway, b/t W. Eighth & W. Ninth Sts., ste. 306, Downtown. Isabel Lu & Lucca Couture Sample Sale What: Loads of spring and summer looks are 50-90 percent off with racks marked as low as $5. Why: You’re a real looky Lu. When: Fri., 8 a.m.-4 p.m.; Sat., 9 a.m.-4 p.m. Where: 860 S. Los Angeles St., at E. Ninth St., ste. 309, Downtown (323-846-3600).