Dave Grohl’s wife, Jordyn Blum , ditched her wedding ring for a workout with her tennis coach, Christopher Crabb. In Page Six’s exclusive photos, Blum, 48, was seen arriving at a Studio City, Calif., court on Tuesday, where the pair played the sport together for four hours.

Fall Out Boy frontman Pete Wentz joined in on the session, as he was seen exiting the premises alongside a sweaty Blum. For the outing — which marks Blum’s first since her husband revealed he recently fathered a child outside of their marriage — the blond beauty sported a black tennis skirt and a gray racerback tank top, which she wore under a matching hoodie. She carried a red leather crossbody bag, a water bottle, a protein bar and her phone, completing her look with checkered slides and black sunglasses.

Noticeably missing was any jewelry on her left ring finger. Crabb, for his part, paired a neon yellow T-shirt with white basketball shorts and tied his long hair back into a man bun. According to the Daily Mail, Grohl has long been suspicious of Blum’s relationship with Crabb .

“Dave Grohl has been jealous for ages about Jordyn’s hot tennis coach,” a source told the outlet over the weekend. “They’ve had arguments about him, and Dave thinks they’ve flirted. Jordyn has told him he’s crazy to even think that.

But Dave has persisted.” Blum has reportedly been working with Crabb, 55, for years — and sometimes has multiple sessions per week at his Tarzana, Calif., home.

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