Kendall Jenner came out of hiding, despite her tequila brand being hit with a lawsuit.The 26-year-old supermodel-turned-entrepreneur put on a brave face to sweat off her latest legal woes. Stepping out for pilates in Los Angeles on Thursday, Kendall kept her head held high despite her 818 Tequila company being sued for trademark infringement just hours before.As Radar exclusively reported, Kendall's business was slapped with a lawsuit by Tequila 512. The Texas brand claims the Keeping Up With The Kardashians star's company ripped off their bottle, brand, and name.\n\nDespite her brand being sued, Kendall broke her cover for the sake of fitness.Flaunting her runway-worthy curves, the brunette beauty dressed her long limbs in a pair of burnt orange tights. Serving her snatched waist on a platter, Kendall paired the pants with a matching sports bra. \n\nFlashing her flat stomach for all to see, Kendall arrived to class in a sweater — and left with it draped around her shoulders.\n\nKendall Jenner's 818 Tequila Company Sued By Tequila 512, Accused Of Shamelessly Ripping Off Name, Branding & BottlingSecurity her hair in a slick pony and headband, the model accessorized with 90s-inspired socks, sneakers, and a mask to match her outfit.Opting not to speak to the paparazzi, Kendall slipped on her black sunglasses and clung to her oversized water bottle while making her way through the parking lot and back to her waiting SUV.The Hulu reality star has been hitting the gym hard this month. She's been spotted coming and going from the famous pilates studio several times in the last few weeks. \n\nDespite her company's uphill legal battle, Kendall proved it's nothing she can't handle after releasing some endorphins.In legal documents obtained by Radar, Tequila 512 is demanding a jury trial against 818 Tequila, saying the similarities are no coincidence.\n\n"The Kardashian-Jenner family strikes again," the lawsuit reads. "This time Kendall Jenner has associated herself with a new tequila brand, 818 Tequila, that intentionally copies Plaintiff's tequila brand, Tequila 512. The similarities are so striking that this cannot be a result of coincidence."Tequila 512 doesn't just want to face off with Kendall's company in court. They want her tequila brand to halt production and sales pronto.\n\n818 Tequila isn't worried. Kendall's business tells Radar, "818 does not believe there is any merit to these claims. We cannot otherwise comment on the matter."