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Key Points Meghan Trainor showcased major weight loss at the 2025 Baby2Baby Gala in West Hollywood. Fans praised her look, many mistaking her for Paris Hilton in photos. Trainor addressed her transformation, saying, “I feel great” after using Mounjaro post-pregnancy. Meghan Trainor fans mistook her for another A-list celebrity in new photos from a red carpet event following the singer’s weight loss. On Saturday, Nov. 8, the “All About That Bass” singer, 31, attended the 2025 Baby2Baby Gala in West Hollywood, Calif. 🎬 SIGN UP for Parade’s Daily newsletter to get the latest pop culture news & celebrity interviews delivered right to your inbox 🎬 Trainor took to Instagram on Monday, Nov. 4, to share a carousel of photos from the star-studded event, where she rocked a cream, strapless gown adorned with silver rhinestones, as well as tulle at the bottom. The mom of two accessorized with elbow-length gloves, a statement diamond necklace and diamond earrings, wearing her hair in a high bun with two loose pieces in the front. “So honored to join the @Baby2Baby Gala presented by @PaulMitchell and help support the incredible work they do year-round, providing basic essentials to one million children in need across the country🙏,” Trainor captioned her update. “Such a great night supporting a great cause!” In the comments, fans showered Trainor with praise for her look, with one Instagram user declaring, “You’re literally stunning!!!!🔥🔥🔥👏.” A second echoed, “Cinderella who?? you look stunning baby!! 🩵🩵🩵.” Others thought she looked like Paris Hilton, with one fan pointing out, “You and Paris look so much alike.” Another admitted, “I thought that was Paris Hilton 😨 so similar 👏.” Someone else agreed, writing, “Paris Hilton looks more like Meghan than Meghan does!” However, not everyone was a fan of Trainor’s transformation, with one Instagram user expressing concern, “I didn’t even know that was Meghan Trainor. Looks like a totally different person, not in a good way.” In March, Trainor responded to criticism via Instagram over her changing appearance. “I’ve been on a journey to be the healthiest, strongest version of myself for my kids and for me,” she said of her sons, Riley, 4, and Barry, 2, whom she shares with her husband, Daryl Sabara. “Yes, I used science and support (shoutout to Mounjaro!) to help me after my 2nd pregnancy. And I’m so glad I did because I feel great.” She first revealed she shed 60 pounds while speaking with Entertainment Tonight Canada in Nov. 2022, per E! News.