Michael Douglas & Catherine Zeta-Jones
The two attend the women's final on day 13.
Andy Cohen
The Watch What Happens Live host joins Chandler Parsons for one of the final matches of the weekend.
Queen Latifah
The actress walks the blue carpet before witnessing Flavia Pennetta win the title.
Ciara
In between attending New York Fashion Week shows, the "I Bet" singer makes time to watch one final match.
Bradley Cooper
The Burnt star catches the men's semifinals and tries not to stare at Open regular Sean Connery sitting in front of him.
Jenna Bush Hager
The Today show correspondent watches the men's semifinals in one of her first public outings since welcoming her second child.
Drake
The rapper cheers on Serena Williams in her semifinal match against Roberta Vinci, but the 21-time Grand Slam champ loses in three sets.
Gigi Hadid & Joe Jonas
What the deuce?! The cute new couple take in Venus vs. Serena in the quarterfinals.
Gigi Hadid, Kendall Jenner & Kim Kardashian
Love-all! It's impossible to know who to root for when longtime Kardashian family pals and sisters Venus and Serena Williams are playing each other.
Melania & Donald Trump
The fiery Republican presidential candidate and his everyday first lady hold court at Flushing Meadows.
Justin Bartha
Actor attends the Men's Singles alongside his daughter, Asa, and wife, Lia.
Chloë Grace Moretz
The actress attends the event with her mother.
Niall Horan
The One Direction singer is spotted at day 5.
Maria Sharapova
The tennis star poses with contortionists from the Queen of the Night show.
Niall Horan
The One Direction singer takes in a match at the Billie Jean King National Tennis Center.
Kelly Rowland
Say cheese! The singer flashes a big smiles at the U.S. Open.
Liam Payne
Someone is ready for tennis! The One Direction singer hits the blue carpet at the U.S. Open.
Serena Williams
Winner, winner! The athlete advances after beating Kiki Bertens.
Kelly Rowland
The "Motivation" singer is all smiles at the U.S. Open's Opening Night Gala.
Amanda Seyfried
What's black and white and gorgeous all over? Amanda, of course!
Josh Groban
The singer was the headlining performer at the Opening Night Gala.
Anna Wintour
The Vogue editor in chief, chic in a raspberry frock and signature dark sunnies, is easily best-dressed for Serena Williams' opening night match.
Alec Baldwin & Hilaria Baldwin
The tennis fans step out sans newborn son Rafael Thomas.
Vannessa Williams
What a vision! The 52-year-old star wore tennis whites, naturally, to sing the national anthem.