Knock knock.Mom: Who’s there?Visitor: Lovable.Mom: Lovable who?Visitor: Lovable Foods, the meal delivery service adored by busy families.Mom: Phew. I hope you came with a week’s worth of dinners.Visitor: I did! Our Supper Club program, starting at just $125 a week, brings fresh and seasonal dishes to your door. Lime-cilantro grilled chicken, zucchini and red pepper enchiladas — it’s all here.Mom: Can you cover my kid’s lunch, too?Visitor: Through our Campus Life program, we leave schools individually packaged, personally labeled food, including veggie and gluten- and dairy-free options. What’s more, our cooking classes, event catering, and custom menus make holiday parties a hit.Mom: We’ll knock our friends out.Visitor: No joke.Lovable Foods (770-577-5365 or lovablefoods.com).GLIDECentennial Olympic Park’s Ice Skating RinkWhat: Take a spin at Atlanta’s only outdoor skate spot as the holiday tradition opens its thirteenth season.Why: Breezy, freezy fun.When: Thru Jan. 31. Sat., 10 a.m.-11 p.m.; Sun., 10 a.m.-10 p.m. (Weekday hours vary.) Where: 265 Park Ave., Downtown (404-222-7275).HEARGrand Day Out What: Satellite radio stars The Baby Grands and Secret Agent 23 Skidoo play the family concert benefiting Children’s Healthcare of Atlanta.Why: Life is grand.When: Sun., 3 p.m.Where: Park Tavern at Piedmont Park, Big Top Piedmont Garden Tent, 500 10th St., Midtown (404-249-0001). Tickets at the door, by e-mailing email@example.com, or by calling 404-350-9363.SEEBye Bye Birdie What: Curtain Call Youth Players presents the classic 1950s story of a drafted musician’s farewell gig.Why: Ready to rock, rug rats?When: Thurs. & Fri., 7:30 p.m.; Sat., 2 & 7:30 p.m.; Sun., 2 p.m.Where: The Art Place, 3330 Sandy Plains Rd., Marietta (770-509-2700). Tickets online at ccyp.org.