Running through Apr. 17, and held at the Esther B. O’Keeffe Gallery is an art exhibition entitled Invitation To The Ball: Marjorie Merriweather Post’s Fancy Dress Costumes. Organized by the Hillwood Estate Museum & Gardens, Washington, D.C.; witness first-hand Post’s collection of fancy dress costumes including an elaborate array of headdresses, shoes and fans. The exhibition provides colorful insight into this celebrated era of American history, and a rarely seen glimpse into Post’s remarkable life as a pioneering businesswoman, philanthropist, art collector and style icon. Limited-Edition catalogs will be available for purchase at the gallery reception desk. Open Mon.-Sat., 10 a.m.-5 p.m. and Sun. 1 p.m.-5 p.m. Gallery admission is $5; no charge for Four Arts Members and kids 14 and under; MarALagoClub.com.