July 19: Sam Hunt joined Taylor Swift on stage during her "1989" tour stop in Chicago to sing 'Take Your Time.'
Photo: Getty Images
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July 19: Nick Jonas, Keith Urban and Pitbull performed at the PlentiTogether Live concert in NYC.
Photo: Getty Images
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July 19: Kevin Jonas and Gigi Hadid checked out something on brother Joe's phone during youngest brother Nick Jonas' performance at Plenti Together Live in NYC.
Photo: Getty Images
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July 18: Sheer madness! Kendall and Kylie Jenner supported their pal Cara Delevingne at her premiere of 'Paper Towns' sponsored by WSJ. Magazine and Forevermark at the London Hotel in West Hollywood.
Photo: FilmMagic
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July 18: Nikki Reed supported the Barefoot Wine Beach Rescue Project at the Santa Monica Pier.
Photo: Michael Simon
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July 18: Nick Cannon deejayed #BlogHer15 closing party thrown by McDonald's at Pier 84 in NYC.
Photo: Getty Images
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July 18: Adrienne Bailon helped kick off the inaugural Latina Beauty, Hair & Wellness Expo at the Meadowlands Expo Center in Secaucus, NJ.
Photo: Getty Images
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July 17: Double duty! Zoe Kravitz hosted a party and deejayed at The REVOLVE Hamptons House sponsored by DeLeón Tequila.
Photo: Getty Images
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July 16: Joe Jonas and his lady Gigi Hadid posed for the cameras at the Wine 'n Dine dinner at the Game in NYC.
Photo: BFA.com
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July 16: Martha Hunt celebrated Ocean Drive's July/August cover at the Delano Beach Club in Miami's South Beach.
Photo: Getty Images
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July 16: Gigi Hadid held on to boyfriend Joe Jonas during the Wine 'n Dine dinner that was themed as Jack Rabbit Slim's from 'Pulp Fiction' in NYC.
Photo: BFA.com
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July 16: Gigi and Joe took part in the 'Twist' contest during the Wine 'n Dine app launch party at the Game in NYC.
Photo: BFA.com
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July 16: Fresh off her getaway to celebrate BFF Jessica Simpson's birthday in St. Barts, a pregnant Odette Annable had some pampering done in the The Salon by InStyle exclusively at JCPenney at the Glendale Galleria.
Photo: WireImage
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July 16: After dinner, Joe Jonas took over the turntables with DJ Mia Moretti at the NYNY Party presented by NYCult & Fashion GPS Event at Up&Down.
Photo: BFA.com
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July 16: Tyler Oakley and Darren Criss posed together at Richard Chai's dinner at Tijuana Picnic during Men's Fashion Week in New York City.
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July 16: Cody Simpson made his way to NYC to check out the Polo Ralph Lauren collection.
Photo: Getty Images
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July 16: Venus Williams served Jamba Juice's freshly squeezed juice to participants at New York City's Peloton cycle class.
Photo: Memelik Puryear
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July 15: Hello Handsome! Colton Haynes was extra bright backstage during Billy Reid's show in New York City.
Photo: Getty Images
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July 14: Girl Power! The U.S. Women's soccer team got dolled up for the BODY at ESPYS party at Milk Studios in Los Angeles.
Photo: Getty Images
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July 14: Gabrielle Union and Dwyane Wade attended the EFM Engineered for Motion presentation in NYC.
Photo: Getty Images
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July 14: Joe Manganiello and Sofia Vergara had all eyes on them at the Haute Living dinner in Malibu.
Photo: Getty Images
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July 14: Work it! Gabrielle Union posed at the Rag and Bone event during Men's Fashion Week in New York City.
Photo: Getty Images
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July 14: Comedic duo Bill Hader and Amy Schumer reunited at the New York City premiere of 'Trainwreck.'
Photo: Getty Images
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July 13: Chrissy Teigen and Julianne Hough enjoyed the performances during 'Lip Sync Battle Live' in New York City.
Photo: Getty Images
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July 13: Joe Jonas and girlfriend Gigi Hadid joined Richard Chai at his Men's Fashion Week celebration dinner at Tijuana Picnic in New York City.
Photo: BFA.com
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July 13: Nikki Reed, who had her hair styled by Ricardo Rojas, served up the bourbon at the Bonnie Rose product launch in Nashville.
Photo: Getty Images
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July 13: LL Cool J, Julianne Hough and Derek Hough performed during the 'Lip Sync Battle Live' in New York City.
Photo: Getty Images