Young ladies, charm school is now in session.Lesson No. 1: Dress for success in Mellow by Aryn K. The local line (for dolls ages 2 to 14) strikes a sweet balance between classic and modern with its oh-so-becoming collection of dresses.Party girls are birthday ready in a puff-sleeved number with tiered pleats. Details like bows and fabric-covered buttons add retro flair to a navy style. Accessorize a cream tunic trimmed in black scalloped lace with Mary Janes and a big smile.Frock on.Available at Jumping Jellyfish, 107 South Fair Oaks Avenue, between West Green and West Dayton Streets, suite 107, Pasadena (626-578-1838 or jumpingjellyfishkids.com); La La Ling, 1810 North Vermont Avenue, between Melbourne and Russell Avenues, Los Feliz (323-664-4400 or lalaling.com). SAVELittle Dudes OnlyWhat: Readers take 25 percent off regularly priced items, including Nico Nico and Appaman.Why: Boy, oh, boy!When: Thru Sun. Where: Online at littledudesonly.com. Enter code CANDY at checkout.HEARMy TrampolineWhat: Peter Himmelman celebrates the release of his pop-rocking new CD.Why: Jump on it.When: Sun., 11 a.m.Where: McCabe’s Guitar Shop, 3101 Pico Blvd., b/t 31st & 32nd Sts., Santa Monica (310-828-4497).CELEBRATENational Cheese Pizza DayWhat: Make dough from scratch and this four-cheese, tomato, and pesto pizza recipe courtesy of chef Wolfgang Puck. Why: You couldn’t possibly buy the new frozen family-size pie and pass it off as your own. Or could you?When: The moon hits your eye.Where: Your kitchen or at wolfgangpuckallnatural.com.