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Kate Mara, Brooklyn Decker, and Gretchen Mol were some of the first in line to check out the Splendid store opening in New York City’s Soho neighborhood. “When I’m not working, I dress in what’s most comfortable, so Splendid is a go-to,” Decker told InStyle.com at the event, which featured Dylan Lauren’s tasty candy treats and music spun by Solange Knowles. “They have the best tees! When they asked me to come tonight, I was like, ‘Of course, I wear you guys all the time.’ It was a no-brainer.” Click through to see more stars at last night’s hottest parties.