And the 19-year-old continued, sharing her reaction when the reality TV starlet called her out:
[Image via Glamour Magazine.]
Some in attendance were Josh Hartnett, designer Erin Fetherston, Ali Hewson, Bebe Buell, Jason Weinberg, Michael Stipe, Thomas Dozol, Juris Kupris, Syrie Moskowitz and Colette Lumiere.
Ch-ch-check out the fab pics from the star-studded fête (below)!
[Image via Vs. Magazine.]
Tags: ali hewson, amanda seyfried, bebe buell, coco rocha, colette lumiere, erin fetherston, helena christensen, jason weinberg, josh hartnett, juris kupris, liv tyler, michael stipe, paul gerards exchange alley, rachel mcadams, syrie moskowitz, thomas dozol, vs magazine