Celebrity And The Best Looking Couple of the Night Award Goes To…. By Kim Peiffer Kim Peiffer Kim Peiffer is a New York-based editor, writer, digital media expert, and on-camera talent who covers beauty, wellness, travel, fashion, and women's lifestyle topics. She was previously a Senior Editor for InStyle, and is currently the Lifestyle Executive Editor for Forbes. InStyle's editorial guidelines Published on April 4, 2014 @ 03:24PM Pin Share Tweet Email Trending Videos Photo: Alberto Rodriguez/KCA2014/Getty Images They both look incredibly amazing solo, but together, Olivia Palermo and Johannes Huebl are unstoppable when it comes to their couple style. Last night, the duo looked gorgeous during an intimate reception and dinner at Gustavino's in New York City to celebrate 90 years of the Montblanc Meisterstück. So gorgeous, that we had to make note of it. Palermo, whose style we simply can’t get enough of any day of the week, looked classic and polished in black, but her best accessory by far was her model fiancé Huebl, who looked dapper in a coordinating suit. Whether they're attending a celeb-studded soiree or running errands on a Sunday afternoon, there’s no doubt that this duo just always looks good. We can’t wait to see how they look when they walk down the aisle. Want to see more couples with great style? Click through to find out which duos we named our top best-dressed. Check out our gallery of stars at more of this week’s hottest parties now! 01 of 18 Olivia Palermo and Johannes Huebl Dimitrios Kambouris/Getty Images for Montblanc were the most stylish couple in the room at an intimate reception and dinner held at Gustavino's in New York City to celebrate 90 years of the Montblanc Meisterstück. 02 of 18 Unik Ernest, Rosario Dawson, and Stephen Baldwin D Dipasupil/FilmMagic also attended Montblanc Celebrates 90 Years Of Meisterstück, where the trio got playful on the red carpet. 03 of 18 Sienna Miller and Poppy Delevingne David M. Benett/Getty Images buddied up at a party celebrating new jewelry designs by Astley Clarke and the re-opening of Marcus restaurant at the Berkeley Hotel in London, England. 04 of 18 America Ferrera and Padma Lakshmi Jemal Countess/Getty Images attended the 5th Annual Women In The World Summit at Lincoln Center in New York City. The yearly conference helps shape the narrative on issues affecting women around the world, with this years' speakers including Meryl Streep, Hillary Clinton, and Christine Lagarde. 05 of 18 Theo James and Shailene Woodley GTRES/FameFlynet Pictures shared an intimate moment at the Madrid premiere of their hit film Divergent, which is now in theaters everywhere. 06 of 18 Jamie Chung and Alessandra Ambrosio Leandro Justen/BFANYC.com/BFAnyc/Sipa USA attended the launch of the Schutz summer 2014 shoe collection at their Madison Avenue flagship store in New York City. Ambrosio is the new face of the brand, and couldn't be more thrilled. "I used to go to Brazil all the time and I would bring back a lot of Schutz shoes in my suitcase. They’re super cute and they have so many different styles, plus they’re comfortable and the quality is great," Ambrosio tells InStyle.com. 07 of 18 Kate Upton, Cameron Diaz and Leslie Mann PA PHOTOS/LANDOV looked amazing on the red carpet for the London premiere of their film The Other Woman, which opens April 25, 2014 in theaters everywhere. 08 of 18 Kristen Bell BillyFarrell/BFAnyc.com celebrated at the launch of Amex EveryDay with a kick-off event in New York City for a year-Long campaign that shines a spotlight on America’s #EveryDayMoments. Bell stunned in a Camilla and Marc dress with Rubert Sanderson shoes and a Christian Louboutin bag. 09 of 18 January Jones and Christina Hendricks Jason LaVeris/FilmMagic looked stunning at the Mad Men season 7 premiere in Hollywood, California. Jones (in Roksanda Ilincic) and Hendricks star in the hit show, which begins its final season on April 13, 2014. 10 of 18 Heidi Klum Richie Buxo/Splash News stepped out to launch the new Dr. Scholl's DreamWalk line in New York City. 11 of 18 Petra Nemcova Demis Maryannakis/Splash News spoke at the latest LinkedIn Discussion Series event in New York City, where the supermodel discussed how to building personal brand and gave tips for the workplace. 12 of 18 Cobie Smulders Jamie McCarthy/Getty Images attended The Cinema Society & Gucci Guilty screening of Captain America: The Winter Soldier at the Tribeca Grand Hotel in New York City. Smulders (in Sportmax with Veronika Borchers jewels) stars in the film alongside Chris Evans, Scarlett Johansson, and Sebastian Stan, which opens April 4, 2014. 13 of 18 Prabal Gurung Amanda Schwab/Startraksphoto.com came out to the Tiffany & Co. sponsored screening of Engram in New York City, a short film that dabbles with the idea of the subconscious mind. Gurung constructed a dress designed exclusively for the movie. 14 of 18 Katy Perry Donato Sardella/Getty Images for MOCA celebrated at MOCA's 35th Anniversary Gala presented by Louis Vuitton in Los Angeles, California. The songstress rocked a futuristic Versace gown for the star-studded event. 15 of 18 Dianna Agron Faye Sadou/UPA/Retna Ltd. also attended MOCA's 35th Anniversary Gala. Agron wore a look by Louis Vuitton, the sponsor of the evening's festivities. 16 of 18 David Furnish and Elton John David Becker/WireImage celebrated John's birthday at the grand opening of FIZZ, Furnish's new restaurant, inside Caesars Palace in Las Vegas. 17 of 18 Kate Mara Michael Kovac/Getty Images for Humane Society supported a worthy cause at the Humane Society of The United States 60th Anniversary Gala at The Beverly Hilton Hotel in Beverly Hills, California. 18 of 18 Selena Gomez and Lea Michele Alberto Rodriguez/KCA2014/Getty Images were an adorable duo backstage at Nickelodeon's 27th Annual Kids' Choice Awards. Gomez was voted favorite female singer, while Michele presented the award for favorite funny star.