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video posted to Twitter also caught Jenner casually running her fingers through Chalamet’s wavy hair while they reacted to an exciting moment during the final.
The duo was seated in a section with other celebrities, including Laverne Cox and “The Bear” star Ebon Moss-Bachrach.
Jenner and Chalamet appeared low-key for the sporting event in matching black ensembles and sunglasses, while the “Wonka” leading man also wore a cap underneath his hoodie.
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The pair’s date at the US Open comes nearly a week after they took their romance public at Beyoncé’s Renaissance World Tour concert at SoFi Stadium in Inglewood, Calif.
The two were spotted making out in a VIP box alongside other stars, including Tom Holland, Zendaya, Justin and Hailey Bieber and Kylie’s sisters Kendall Jenner and Kim Kardashian.
Interestingly, Travis Scott — the cosmetics mogul’s ex and father of her two children — was also in attendance at the show. However, it’s unclear if he was in the same area.
A week before to their PDA-filled debut, the reality TV star was seen leaving Chalamet’s Beverly Hills mansion in her Range Rover.
Kylie’s romance with the “Call Me By Your Name” actor marks her first since she reportedly split from the “Sicko Mode” rapper late last year.
She and Chalamet have been linked since April, with a source telling “Entertainment Tonight” at the time, “Kylie is enjoying hanging out with Timothée and seeing where it goes.”
“It’s been really fun for her because it feels a lot different than her past relationships,” the insider added.
“It’s new and exciting for Kylie, and she’s having a lot of fun.”
While neither has commented on their relationship status, they are seemingly getting more serious.
Prior to attending Sunday’s tennis match, the new couple was seen sitting next to each other at Haider Ackermann and Augustinus Bader’s intimate New York Fashion Week dinner on Friday night.
In a video shared to Instagram, the “Keeping Up with the Kardashians” alum and the “Little Women” star looked comfortable and relaxed in each other’s presence while listening to a speech by French designer Ackermann.
