Let it go to your head. BEDAZZLE Bottles of Bubbly What: Take a bottle of Moët & Chandon to the pop-up shop for bespoke action (up to seven letters). Why: Personalize it for your party host and get it messengered anywhere in Manhattan. When: Sat.-Dec. 30. Fri.-Sun., 11 a.m.-8 p.m. Where: Boutique Moët, 455 W. Broadway, b/t Houston & Prince Sts. BUY John Robshaw Sample Sale What: Fav textiles, luxury bedding, tabletop linens, pillows, and more. Why: You’ve finally met your mattress. When: Thurs., 10 a.m.-8 p.m.; Fri., 10 a.m.-6 p.m.; Sat., 10 a.m.-3 p.m. Where: 245 W. 29th St., b/t Seventh & Eighth Aves., ste. 1104 (212-594-6006). I Heart Blowout Sale What: Past seasons from the likes of Vena Cava, Sonia Rykiel, and Isabel Marant are marked down 60-85 percent. Why: Whose heart is beating fastest? When: Fri. & Sat., noon-8 p.m.; Sun., noon-7 p.m. Where: 262 Mott St., b/t Houston & Prince Sts. (212-219-9265). HEAR Dave Eggers Slide Show and Garrison Keillor Reads Aloud What: The McSweeney’s genius shows pics from his latest trip to Sudan; the Prairie Home companion tells Lake Wobegon tales. Why: This is your official author-ization. When: Eggers, Fri., 7 p.m.; Keillor, Sun., 6 p.m. Where: Eggers, The Strand, 828 Broadway, at 12th St. (212-473-1452); Keillor, McNally Robinson, 52 Prince St., at Lafayette St. (212-274-1160). SEE Thirty Free Hours at the New Museum What: Seven stories of contemporary art opening this weekend with 30 consecutive free hours for your viewing pleasure. Why: Get Lost at sunrise on Sunday. When: Sat., noon-Sun., 6 p.m. Go at offbeat hours to avoid crowds. Where: New Museum, 235 Bowery, at Prince St. (212-219-1222).