Article continues below advertisementSydney Sweeney's brother, Trent Sweeney, playfully poked fun at his sibling's controversial American Eagle advertisements.On Wednesday, August 6, Trent uploaded a photo of a certificate that revealed the United States Air Force promoted him to "staff sergeant" of the 48th munitions squadron. "It's them good jeans 🥸," he wrote over the snap of his accomplishment.