Jill Latiano, Glenn Howerton, Kaitlin Olson, Katie Aselton, Christian Serratos

Yeardly Smith and Bruce Vilanch show up at Station Hollywood to celebrate 20 years strong with OUT magazine; Whitney Port, Christina Hendricks and more step to see the Tacori Fall/Winter jewelry collection; Jeremy Renner, Julie Bowen and others join LA Promise in honoring Erik Feig; FX hosts a screening at ArcLight Hollywood for upcoming seasons of "It's Always Sunny in Philadelphia" and "The League"—get caught up on what went down in L.A. on Tuesday in this installment of Last Night's Parties.