Nastia Liukin, 2008 Olympic gold medal gymnast, unveils her new...

Nastia Liukin, 2008 Olympic gold medal gymnast, unveils her new line of clothing for JCPenney, Supergirl by Nastia, July 24, 10 a.m.-12:45 p.m., in Manhattan. no credit Credit: Handout

Thursday, July 22
Renee Stern, creator of a line of colorful and reasonably priced eye shadows and blushers ($18-$22), gives one-on-one advice, including the best colors to choose for summer and application tips, 2-5 p.m., at Plumm Shoppes, Americana Manhasset; 516-869-8880.

Saturday, July 24
Nastia Liukin, 2008 Olympic gold medal gymnast pictured at left, unveils her new line of clothing for JCPenney, Supergirl by Nastia, 10 a.m.-12:45 p.m., on Greeley Square, at Sixth Avenue and 31st Street, Manhattan; 212-295-6120. The olympian leads a streching/tumbling class, 10:15 a.m., for the 4-12 year-old set.