Julia Louis-Dreyfus, Tony Hale, Anna Chlumsky, and the rest of the "Veep" cast celebrate the Season 3 premiere; Shakira performs at her iHeartRadio album release party presented by Target; Lizzy Caplan, Michael Sheen and fellow "Masters of Sex" stars field questions at PaleyFest 2014—catch up on Monday's top L.A. events in this installment of Last Night's Parties.

The Guest List

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Ross Mathews• Julia Louis-Dreyfus• Anna Chlumsky• Rex Lee• Alessandra Ambrosio• Shakira• Caitlin Fitzgerald• Joanna Krupa• Gillian Jacobs• Gary Cole• Danny Masterson• Paramount Studios• Caleb Followill• Jared Followill• Rob Morrow• Nathan Followill• Charlotte Ross• Isiah Whitlock Jr.• chris masterson• Michael Sheen• Jonathan Schaech• Rachel Sterling• Taylor Cole• Shay Mitchell• Jennifer Aspen• Ken Davitian• Tony Hale• Marisol Nichols• John Kassir• Beth Riesgraf• Carrie Preston• Dawnn Lewis• Pia Toscano• Adina Porter• Lizzy Caplan• Supperclub Los Angeles• Beso• Terry Crews• Matt Walsh• Jason Dohring• Emma Slater• Sufe Bradshaw• Annaleigh Ashford• Laura Linda Bradley• Kerri Kasem• Dolby Theatre• James Barbour• Teddy Sears• Jef Holm• Daphne Wayans• Dan Bakkedahl• Kristina Anapau• Tiya Sircar• Maitland Ward• Lane Garrison• Matthew Followill• Premiere Of HBO's "Veep" 3rd Season & After Party• Youth For Human Rights International Celebrity Benefit Event• Michael DeLorenzo• Nick Ferguson• 2014 PaleyFest: "Masters Of Sex"• The Kings of Leon Perform At The Red Bull Sound Space At KROQ• The Red Bull Sound Space At KROQ• LA Celebrity MS Walk - Kick Off Event• Target Presents The iHeartRadio Album Release Party for Shakira's Exclusive Deluxe Edition• iHeartRadio Theatre