Katy Perry, Kylie Jenner, Cindy Crawford, and More: Inside This Weekend’s Most Epic Celebrity Halloween Parties Inline

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  • Kaia Jordan Gerber and model Cindy Crawford
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    Photo: Getty Images
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    Kaia Jordan Gerber and model Cindy Crawford

  • Alessandra Ambrosio
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    Photo: Getty Images
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    Alessandra Ambrosio

  • Jenna Dewan Tatum
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    Jenna Dewan Tatum

  • Jason Walsh and Hilary Duff
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    Jason Walsh and Hilary Duff

  • Zach Braff
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    Zach Braff

  • Ryan Seacrest
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    Ryan Seacrest

  • Courtney Mazza and Mario Lopez
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    Photo: Getty Images
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    Courtney Mazza and Mario Lopez

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  • Tyga and Kylie Jenner
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    Photo: Courtesy of Kylie Jenner / @kyliejenner
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    Tyga and Kylie Jenner

  • Kendall Jenner
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    Photo: Courtesy of Kylie Jenner / @kyliejenner
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    Kendall Jenner

  • Decorations
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    Photo: Courtesy of Kylie Jenner / @kyliejenner
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    Decorations

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    Photo: Courtesy of Kylie Jenner / @kyliejenner
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    Decorations

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  • Marc Jacobs and Charly DeFrancesco
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    Photo: Getty Images
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    Marc Jacobs and Charly DeFrancesco

  • Bette Midler
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    Bette Midler

  • Kathy Griffin
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    Kathy Griffin

  • Sandra Bernhard
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    Sandra Bernhard

  • Debbie Harry Cheryl Hines and Bobby Kennedy
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    Debbie Harry, Cheryl Hines and Bobby Kennedy

  • Tai Beauchamp and Douglas Little
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    Photo: Getty Images
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    Tai Beauchamp and Douglas Little

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  • Katy Perry
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    Photo: Courtesy of Katy Perry / @ katyperry
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    Katy Perry

  • Kate Hudson
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    Photo: Courtesy of Kate Hudson / @katehudson
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    Kate Hudson

  • Katy Perry and Kate Hudson
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    Photo: Courtesy of Kate Hudson / @katehudson
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    Katy Perry and Kate Hudson

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  • Leigh Lezark
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    Leigh Lezark

  • Sarah Saxty Cindy Huang Liz Fell and Maya Narayanam
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    Sarah Saxty, Cindy Huang, Liz Fell, and Maya Narayanam

  • Jasmine Poulton and Drew Welsh
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    Jasmine Poulton and Drew Welsh

  • Sara Fitzpatrick and Fiona Byrne
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    Photo: BFA
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    Sara Fitzpatrick and Fiona Byrne

  • Ruby Aldridge
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    Photo: BFA
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    Ruby Aldridge

  • Hailey Clauson and Ashley Smith
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    Photo: BFA
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    Hailey Clauson and Ashley Smith

  • Matt Kays Paul Avarali Mike Cummings Alex Weiss and May Kwok
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    Photo: BFA
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    Matt Kays, Paul Avarali, Mike Cummings, Alex Weiss, and May Kwok

  • Brad Walsh and Christian Siriano
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    Photo: BFA
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    Brad Walsh and Christian Siriano

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  • Kate Hudson
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    Photo: Courtesy of Kate Hudson / @katehudson
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    Kate Hudson

  • Kate Hudson and Katy Perry
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    Photo: Courtesy of Kate Hudson / @katehudson
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    Kate Hudson and Katy Perry

  • Kate Hudson
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    Photo: Courtesy of Kate Hudson / @katehudson
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    Kate Hudson

  • Nicole Richie and Jamie Salazar
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    Photo: Courtesy of Nicole Richie / @nicolerichie
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    Nicole Richie and Jamie Salazar

  • Katy Perry
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    Photo: Courtesy of Katy Perry / @katyperry
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    Katy Perry

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  • Image may contain Lily Donaldson Clothing Apparel Dress Face Human Person Female Costume Furniture Couch and Play
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    Photo: Courtesy of Taylor Swift / @taylorswift
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  • This image may contain Lily Donaldson Clothing Apparel Human Person Dress Leisure Activities Dance Pose and Female
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    Photo: Courtesy of Taylor Swift / @taylorswift
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    Photo: Courtesy of Taylor Swift / @taylorswift
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    Photo: Courtesy of Camila Cabello / @camila_cabello
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    Photo: Courtesy of Martha Hunt / @marthahunt
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    Photo: Getty Images
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    Dan Baldwin and Holly Willoughby

  • Konnie Huq and Charlie Brooker
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    Photo: Getty Images
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    Konnie Huq and Charlie Brooker

  • David Walliams
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    David Walliams

  • Stacey Solomon and Joe Swash
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    Stacey Solomon and Joe Swash

  • Gary and Danielle Lineker
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    Gary and Danielle Lineker

  • Leigh Francis and Jill Carter
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    Photo: Getty Images
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    Leigh Francis and Jill Carter