Guac and roll.DEVOURCoppelia OpensWhat: Julian Medina’s (Yerba Buena Perry, Toloache) casual Cuban diner dishes sweet corn empanadas, roast pork burgers, and five types of fries at reasonable prices. Why: Pichet Ong’s desserts, like torrejas (French toast), mojito sorbet, and avocado ice cream with Maldon salt, lime, and crumbled cajeta (pictured), are worth saving room for. When: Noon-11 p.m. Round-the-clock hours launch in a few weeks.Where: 207 W. 14th St., b/t Seventh & Eighth Aves. (212-858-5001).LISTEN21c LiederabendWhat: Three intimate “evenings of song” packed with 21 classically inspired composers, six librettists (including Jonathan Safran Foer), and eight world premieres.Why: Your reality TV-packed DVR queue is really starting to bum us out.When: Thurs.-Sat., 8 p.m.Where: The Kitchen, 512 W. 19th St., b/t Tenth & Eleventh Aves. (212-255-5793). Tickets ($15) online at ticketweb.com.HOP STOPHell’s Kitchen Flea Market Gourmet Food Truck BazaarWhat: Some of the city’s favorite mobile eateries (Luke’s Lobster, Schnitzel & Things, Kelvin Natural Slush Co.) park it in Midtown West.Why: Take a break from pilfering the Kimchi Taco Truck to scope antique furniture and vintage wares from 70-plus vendors.When: Starts Sun., 11 a.m.-5 p.m. (Rain date, Apr. 17.) Continues every second Sun. thru Oct.Where: 39th St., at Ninth Ave. Admission is free.ADORNRing of Love for Japan Charity Jewelry SaleWhat: More than 70 designers have donated pieces to benefit children who’ve been displaced from their homes as a result of the earthquake and tsunami in Japan.Why: Baubles from the likes of St. Kilda, Conroy & Wilcox, and AESA.When: Sat. & Sun., 2-6 p.m.Where: ABC Carpet & Home, 888 Broadway, at 19th St. (212-473-3000).APPRECIATEWhat Happens When WomenWhat: Female chefs commandeer the kitchen for one night a week at John Fraser’s (Dovetail) culinary diorama.Why: Heather Carlucci-Rodriguez (formerly of Lassi), Top Chef darling Carla Hall, and sommelier Belinda Chang (The Modern), to name a few.When: Every Mon. thru Oct.Where: 25 Cleveland Pl., b/t Spring & Kenmare Sts. (212-925-8310).