Glamour was the theme as some of the biggest celebs headed out in style this week. Here is a recap of some of the hottest moments from the InStyle awards, the amfAR Inspirational Gala and more.
November 1: Alicia Keys was all smiles as she ran the New York City marathon in her Under Armour gear.
Photo: Splash News
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November 1: Selena Gomez presented Amy Schumer with the Hollywood Comedy Award during the Hollywood Film Awards at the Beverly Hilton Hotel.
Photo: Getty Images
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November 1: Secrets, secrets are no fun! Saoirse Ronan whispered to Ryan Gosling as she accepted her award at the Hollywood Film Awards in Beverly Hills.
Photo: Getty Images
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October 31: Josh Hutcherson, Jennifer Lawrence and Liam Hemsworth cemented their places in movie history at the 'Hunger Games: Mockingjay – Part 2' hand and footprint ceremony at the TCL Chinese Theatre in Hollywood.
Photo: Getty Images
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October 31: Jennifer and Liam, stars of the film which opens on November 20, shared a laugh during the ceremony.
Photo: Getty Images
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October 30: Guest of honor Reese Witherspoon received some support from her kids Ava and Deacon Phillippe at the 29th American Cinematheque Awards at the Hyatt Regency Century Plaza in Los Angeles. "It's great to be celebrating with them," she said before the gala. "They’ve never really seen me in very many films so it should be sort of interesting to see their response. I know that there’s going to be a lot of clips of me as a very young person. They’ll be a little bit stunned!"
Photo: Getty Images
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October 29: Lady Gaga performed on behalf of her 'American Horror Story: Hotel' boss and good friend Ryan Murphy who was honored for his fight against AIDS at the sixth annual amfAR Inspirational Gala in L.A.
Photo: Getty Images
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October 29: Emma Roberts hung with Sarah Hyland at the MAC Viva Glam sponsored amfAR gala that raised $3.1 million for life-saving AIDS research programs in L.A.
Photo: Getty Images
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October 29: Ryan Murphy posed with Lea Michele and Gwyneth Paltrow at the sixth annual amfAR Inspirational Gala, sponsored by Harry Winston, in L.A.
Photo: Getty Images
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October 29: Naomi Campbell and Gigi Hadid gave the camera their fiercest looks at Lucien Smith’s Macabre Suite in Bronx, New York.
Photo: Matteo Prandoni/BFA.com
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October 29: Matthew Bellamy and girlfriend Ella Evans were showstoppers at the amfAR gala in L.A.
Photo: Getty Images
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October 29: Julia Roberts was all smiles during her speech at the amfAR gala at Milk Studios in L.A.
Photo: Getty Images
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October 29: Suki Waterhouse with her sister Immy and fellow actress Ellie Bamber toasted James Corden at 2015 British Academy Britannia Awards with Burberry and Vanity Fair at the Chateau Marmont in West Hollywood.
Photo: Getty Images
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October 29: Dylan Penn supported amfAR at their Inspiration Gala and then later attended DSquared2's after-party at 1 OAK LA.
Photo: Getty Images
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October 29: Gwen Stefani looked hella good at the 2015 UCLA Neurosurgery Visionary Ball in Beverly Hills.
Photo: Getty Images
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October 29: A little comedy and sports! Jimmy Fallon and Lala Anthony hammed it up at the New York Knicks opening night at Madison Square Garden in New York City.
Photo: Getty Images
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October 29: Kate Upton and comedian Ben Stiller cheered for the New York Knicks during the season opener at Madison Square Garden in New York City.
Photo: Getty Images
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October 28: Southern charm! Reese Witherspoon had the support of country superstars Reba McEntire and Kacey Musgraves during the opening of her Draper James flagship store in Nashville.
Photo: Getty Images
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October 28: From Rome to London, Sienna Miller and Bradley Cooper looked radiant on the red carpet of their movie 'Burnt.'
Photo: WireImage
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October 28: Bradley Cooper snapped a selfie with excited fans at the premiere of 'Burnt' in London.
Photo: WireImage
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October 27: Bradley Cooper and Sienna Miller had some fun during the 'Burnt' photo call in Rome.
Photo: Getty Images
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October 28: Joe Jonas, Oliver Hudson and Dave Annable were a handsome trio at the Vince Camuto exclusive preview of their menswear line in Beverly Hills.
Photo: Getty Images
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October 27: Make room for the birthday girl! Caitlyn Jenner celebrated her 66th birthday with friends Candis Cayne and Chandi Moore during Logo TV's 'Beautiful as I Want to Be' web series launch in L.A.
Photo: Getty Images
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October 27: Daniel Craig (pictured with Antica Pesa owner Francesco Panella) at the Rome location after the premiere of 'Spectre.' Also dining at the restaurant that evening were Bradley Cooper and Sienna Miller with some members from their film crew.
Photo: Antica Pesa
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October 27: Wildflower! Drew Barrymore signed copies of her new book at Barnes & Noble in NYC's Union Square.
Photo: FilmMagic
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October 27: Lionel Richie and DuJour magazine celebrated the launch of his new home accessories collection Lionel Ritchie Home at PHD Terrace at NYC's Dream Midtown.
Photo: Getty Images
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October 27: Give it up for the home team! President Obama sat courtside at the Chicago Bulls home opener.
Photo: Getty Images
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October 27: Inspirational ladies! Katherine Schwarzenegger, Zelda Williams, Hannah Simone, Ariel Winter, Julie Bowen and Olivia Munn looked stunning at the 2015 International Women's Media Foundation Courage Awards in Los Angeles.
Photo: Getty Images
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October 27: Thalia Sodi launched her 2015 holiday clothing accessory collection with Macy's at Hotel Americano in New York City.
Photo: Michael Simon/StarTraks
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October 27: Liev Schreiber was joined by Naomi Watts and his mother Heather Schreiber at the premiere of 'Spotlight' in NYC.
Photo: FilmMagic
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October 26: George and Amal Clooney supported good friend Sandra Bullock at the 'Our Brand is Crisis' screening in Los Angeles.
Photo: Getty Images
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October 26: Hello Sandy! Sandra Bullock attended the premiere of her latest film 'Our Brand is Crisis' in Los Angeles.
Photo: Getty Images
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October 26: Hug it out! Selena Gomez and Michelle Williams showed each other love at the 2015 InStyle awards at the Getty Center in L.A.
Photo: Jason Merritt/Getty Images for InStyle
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October 26: Kim Kardashian West was a vision in white Valentino during the 2015 InStyle awards at the Getty Center in Los Angeles.
Photo: Jason Merritt/Getty Images for InStyle
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October 26: Gwyneth Paltrow, Julia Roberts and Kate Hudson all looked elegant during InStyle Awards at the Getty Center in Los Angeles.
Photo: Todd Williamson/Getty Images for InStyle
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October 26: Darren Criss and Kristin Chenoweth were all smiles at the Dramatists Guild Fund annual gala in New York City.
Photo: Walter McBride
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October 26: Ladies who lunch! Patricia Clarkson, Katie Holmes and Olivia Wilde caught up during the Tribeca Chanel Women's Filmmaker Program Luncheon in New York City.
Photo: Getty Images
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October 26: Get ready to rock! Demi Lovato and Nick Jonas performed at their "Future Now" tour kick off concert in New York City.
Photo: Getty Images
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October 26: Zedd performed at the Victoria’s Secret PINK hosts PINK Nation Game On! bash at the University of Texas in San Antonio where Rachel Hilbert & Jessica Strother cheered him on.
Photo: Getty Images