Your little loves a good party. Here are our picks for a birthday bash without spending a ton of cash.Sugar HighFuel the fire with Button Cakes Bakery (404-313-5472). The Decatur-based cupcakery has flavors like nilla vanilla, peanut butter cookie, and orange creamsicle, alongside staples like red velvet or hummingbird. A munchkin-manageable mini size is the icing on the cake.All Dolled UpWe’re hometown softies when it comes to gift giving. Atlanta-based Blabla’s new line of dolls and outfits (1189 NE Virginia Avenue, Virginia Highlands; 404-875-6496) are sure to delight even the toughest customers.Get DownBoogie Baby Dance Parties (404-378-5775) will have your rug rat rocking the mic with its fetes. You pick two songs and the pups play performer by lip-syncing along. Plus, the private party space comes with everything you need.Making it a piece of cake.CRAFTMoments with Mommy What: Seven bucks buys an hour of stories, music, movement, and projects (ages 2-4).Why: Bond like glue.When: Tues., 10-11 a.m.Where: 2 Crafty Chicks, 1549 Clairmont Rd., unit 105, Decatur (404-216-5574).BIDAll the Same, All Different Art Show & AuctionWhat: Bid on pieces created by Marcus Center students and professional artists benefiting the amazing autism center.Why: Help paint a prettier picture.When: Tues., 7-10 p.m.Where: Shaun’s, 1029 Edgewood Ave., Inman Park (404-577-4358). Tickets ($25) include tapas, drinks, and dessert.RACELego Race Back to SchoolWhat: Register by Tuesday for the fifth annual event where tots race custom-created vehicles.Why: The road to success starts here. When: Sat. Sign-in, 11 a.m.; races, 1 p.m.Where: Discover Mills, Towne Square Festival Food Court, 5900 Sugarloaf Pkwy., Lawrenceville (678-847-5243).