Royals Katy Perry Says Meghan Markle's Wedding Dress Needed 'One More Fitting' The American Idol judge and pop star got really honest about Meghan Markle's bridal look at the royal wedding By Kaitlyn Frey Kaitlyn Frey Instagram Twitter Assistant Style & Beauty Editor, PEOPLE People Editorial Guidelines Published on May 21, 2018 11:05 AM Share Tweet Pin Email Trending Videos Photo: Allen Berezovsky/Getty; Jane Barlow/WPA Pool/Getty Katy Perry didn’t hold back her true feelings about Meghan Markle‘s now-iconic royal wedding gown. During night one of the American Idol finals on Sunday, the pop star, 33, got really honest about the Givenchy Haute Couture gown Meghan wore to marry Prince Harry at Windsor Castle on Saturday. “I would have done one more fitting,” Perry told Entertainment Tonight. “I’m never not going to tell the truth! One more fitting, but I love you.” It’s the event of the year! Be sure to keep up with all of PEOPLE’s royal wedding coverage and don’t forget to check out everything you need to know about Meghan Markle’s perfect style. Ultimately, the American Idol judge still thinks Kate Middleton, who famously wore a lace and long-sleeved Alexander McQueen wedding gown designed by Sarah Burton, takes the cake as the best dressed royal bride. “Kate, Kate, Kate won, Kate won!” Perry said. Meghan Markle and Kate Middleton. Jane Barlow - WPA Pool/Getty Images; Chris Jackson/Getty Images Even though Perry wasn’t a huge fan of Meghan’s first look, the star said she’s still thrilled for the newly married couple. Can’t get enough of PEOPLE’s Royals coverage? Sign up for our newsletter to get the latest updates on Kate Middleton, Meghan Markle and more! “I’m so happy for them, and, you know, I don’t know them from Adam, but it’s amazing what she’s doing with all this, her humanitarian efforts,” she told ET. “You know, the fact that she’s a proud feminist, I love all that. I support her as another woman and love her and wish them both well.” RELATED VIDEO: Harry and Meghan’s Love Story After the wedding ceremony, Meghan made an outfit change and switched into a silky, slinky and sexy Stella McCartney halter gown featuring an open back for the reception at Frogmore House. STEVE PARSONS/AFP/Getty Images “I am so proud and honored to have been chosen by the Duchess of Sussex to make her evening gown and represent British design,” McCartney told Women’s Wear Daily of designing the gown. “It has truly been one of the most humbling moments of my career and I am so proud of all the team on this stunning sunny royal day,” she added. STEVE PARSONS/AFP/Getty Meghan wore the gown with a pair of Aquazzura heels in a nude mesh with a baby blue-painted heel, and Princess Diana’s aquamarine ring.