Apparently, the seventh-floor party space, a “custom-made Calvin Klein lounge,” presented some problems for those who only wear heels (a likely majority). While Roopal Patel, Linda Fargo, Rachel Feinstein and Yvonne Force Villareal decided to hang out and wait for an open elevator to whisk them skyward, Jennifer Creel mounted the steps, huffing and puffing her way to Partyville. “We didn’t eat Thanksgiving four days ago for nothing,” she said, while getting plenty of use out of her suede Prada boots.

Plus: co-hosts Julianne Moore and Maggie Gyllenhaal waxed on art, sporting brows alternately high and low. Ms. Moore looked around and mused, "It's all very transgressive, but this is not fashion lighting." Responding to the fellow actress, Ms. Gyllenhaal, who recently wowed us with her gray matter, remarked while laughing, “I finally gave up trying to remember each piece by artist and name … I figured it out. Wanna know the trick? You look for a guard and you say, 'Ok, now tell me who everybody is.'"