• Join Crunch Gym at the annual Self Workout in the Park, featuring a full day of fitness, pampering, consultations, and giveaways. Rumsey Playfield, Central Park, 69th St. at Fifth Ave. (212-360-2756); 11–3. Tickets ($20) and details are available at selfworkoutinthepark.com.
• Meet designer Sharon Khazzam and browse her latest jewelry collection at Barneys. 660 Madison Ave., nr. 61st St. (212-826-8900); noon–4.
• Stop by the fragrance fair at Bloomingdale's and get a cubic zirconia necklace with purchases of $85 or more. 1000 Third Ave., nr. 59th St. (212-705-2000); 10–10.
• Past season Comme des Garçons clothing and accessories are reduced 70 percent in a blockbuster four-day shopping festival at the Croatian Church of Saints Cyril & Methodius. Stock will be replenished regularly, with new pieces arriving each day. 504 W. 41st St., nr. Eleventh Ave.; F–S, M (10–8), Su (12–7).