Every Celebrity You Have to See at the 2017 U.S. Open (So Far)
James Franco returns to the Open grounds on Sept. 5 with a pal.
Also there: former secretary of state John Kerry.
Veep's Anna Chlumsky and husband Shaun So find themselves getting into the Sept. 5 action, too.
Vanessa Williams brings daughter Jillian Hervey to the Sept. 4 evening action.
Taking in the Sept. 4 Federer match from a suite, Justin Timberlake makes a repeat appearance.
In the Grey Goose suite on Sept. 4, James Franco gets into the game.
During daytime play on Sept. 4, Michael J. Fox seemingly goes unnoticed in the stands.
Justin Timberlake and Jessica Biel crack up during the Saturday night matches on Sept. 2.
Lin-Manuel Miranda continues his love affair with the Open, making a second appearance on Sept. 2.
Yankees star Aaron Judge comes straight from a game in The Bronx to root for Roger Federer on Sept. 2.
Vogue's editrix Anna Wintour makes a stylish entrance to the Sept. 2 matches.
German tennis legend Boris Becker watches fellow countryman Mischa Zverev take down John Isner on Sept. 1.
Posting an Instagram from her spot in the stands on Aug. 31, Today host Savannah Guthrie says you could "cut the tension with a knife" during Federer's afternoon match.
Singer Neil Sedaka soaks up the crowd's adoration ahead of the Venus Williams vs. Océane Dodin match on Aug. 30.
Also at the Open on Aug. 30: Placido Domingo, who watches Maria Sharapova in action earlier in the day.
Victoria Beckham and son Romeo are among the celebs at night two's Roger Federer vs. Frances Tiafoe match on Aug. 29.
Nearby, Sean Connery takes a moment to smile for the crowd.
Joining in the action: Rosie Perez, who hangs in the Emirates suite.
Inside, Real Housewives of New York stars Dorinda Medley and Ramona Singer cozy up.
U.S. Open mainstay Anna Wintour keeps her eyes on the game.
A solo Jesse Eisenberg flies under the radar in the Emirates suite on night two.
Opening night, Aug. 28, brings out lots of big names, including Shania Twain, who performs for the crowd.
Also showcasing his vocal talents: Jon Batiste.
Country star Luke Bryan (with wife Caroline) shows his support for fan favorite Roger Federer.
He's into it! Pharrell gets on his feet during the opening night matches.
Also clapping along with the crowd: Lin-Manuel Miranda, who takes in the festivities from the Emirates suite.
U.S. Open mainstay Alec Baldwin takes in night one with wife Hilaria, as Gayle King scores the seat in front of them.
Rebel Wilson gets extra close to the action, which saw Maria Sharapova's return to the court (and first Grad Slam match win since her drug ban).
Margaritas, anyone? Jimmy Buffett takes in the Sharapova match, too.
Hitting the red carpet before the matches begin: Katie Couric.
And standing out in red, NBC's Megyn Kelly.
Keegan-Michael Key scores a sweet spot with girlfriend Elisa Pugliese.
Roger Federer hits it out of the park during the Arthur Ashe Kids' Day festivities at the USTA Billie Jean King National Tennis Center on Aug. 27.
Pharrell Williams joins French tennis pro Jo-Wilfried Tsonga at the adidas Tennis + Pharrell Williams Quiet Please Event on Aug. 26 on N.Y.C.
Rafael Nadal goes for it during his match against Venus Williams at the Lotte New York Palace Invitational Badminton Tournament in N.Y.C. on Aug. 24.
His tough opponent, Venus Williams, gets the last laugh.
Lara Spencer strikes a pose on the red carpet at the Citi Taste of Tennis at the W New York on Aug. 24.