Lance Roberts/Instagram Jonathan Groff attended Beyoncé's Cowboy Carter Tour concert at MetLife Stadium on May 25 with BFF Lea Michele and some of hisJust in Timecast members Groff went shirtless in a leather vest for the concert, similar to an outfit he previously wore in HBO showLooking TheHamiltonstar is a huge Beyoncé fan, previously stating that the star "is the closest thing to religion that I have for myself" BFFsJonathan GroffandLea Micheledressed to the nines forBeyoncé'sCowboy Carter Tour— and Groff's ensemble called back to one of his previous roles. For the Sunday, May 25, concert at New Jersey's MetLife Stadium, Michele, 38, and Groff, 40, both wore leather-heavy looks inspired by theCowboy Carterstar. Michele wore a black shirt and blue jeans, and leveled it up with a black leather jacket and cowboy boots, plus a matching cowboy hat. Like his BFF and fellowGleealum, Groff also rocked a cowboy-inspired look, though his was slightly more revealing. Rather than denim bottoms, the Broadway star opted for a pair of leather chaps, which left room in the rear for a pair of sparkling black hot pants to peek through, onebehind-the-scenes photoshows. Lea Michele/Instagram The actor also wore a sequin cowboy hat, and opted to go shirtless with a leather vest similar to one he wore inLooking. During a particularly memorable moment in the HBO series, which ran for two seasons from 2014 to 2015, Groff's character Patrick Murray rocks a leather vest with nothing underneath. Groff also attended the Beyoncé concert with some of hisJust in Timecast members, including Lance Roberts, who shared some sweet behind-the-scenes photos. View this post on Instagram A post shared by Looking (@lookinghbo) In one picture, which was seemingly snapped in the parking lot of MetLife Stadium, Michele smiles and straddles Groff, who holds on to her and playfully sticks his tongue out. Never miss a story — sign up forPEOPLE's free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from celebrity news to compelling human interest stories. To fans of Michele and Groff, the duo's cameo at the Cowboy Carter Tour likely makes sense, given how their professional careers have intersected with the Grammy-winning musician in the past. For one, the cast ofGleeperformed several Beyoncé songs during the show's six-season run, with Rachel Berry (Michele) famously covering the star'sLady Gagacollaboration, "Telephone." And while Jesse St. James (Groff) never covered a Beyoncé track on the show, his real-life counterpart did receive high praise from the star for his role as King George III inHamilton. View this post on Instagram A post shared by Queerty (@queerty) TheMindhunteralum recently revealed on a podcast that the "Halo" singer came to see the Broadway show, after which he introduced himself to her as a "huge fan." "And she took my hand, and she said, 'Were you the king?' And then she said, 'I'm gonna steal your walk.' And she backed up like 6 feet and did an impression of the way that I walked onto the stage," Groff recalled onTable Manners with Jessie & Lennie Ware. In response to her praise, Groff said, "Beyoncé is the closest thing to religion that I have for myself." Read the original article onPeople