(Photo by Dimitrios Kambouris/Wire Image)NEW YORK CITY, NY - AUGUST 23: Melania Trump attends Men's Vogue Dinner in Honor of Roger Federer at Wakiya on August 23, 2007 in New York City.(Photo by BILLY FARRELL/Patrick Mc Mullan via Getty Images)NEW YORK - FEBRUARY 06: Donald Trump and Melania Trump arrive at the Madonna Gucci Present A Night to Benefit Raising Malawi at the United Nations on February 6, 2007 in New York City.
Watch the jaw-dropping clip here."I heard a rumor that you once dated Donald Trump," host Andy Cohen asked Richards. However, the reality star dodged any further questions about the matter."Let's not get into it," she said. I had dinner with Donald." Of course, co-star Lisa Vanderpump just had to ask: "Sex or not?"To which Kim replied with a few laughs: "Let's just leave it at this.(Photo by Gary Gershoff/Wire Image)PALM BEACH, FL - JANUARY 04: Melania Trump attends Trump Invitational Grand Prix Mar-a-Lago Club at The Mar-a-Largo Club on January 4, 2015 in Palm Beach, Florida.(Photo by Gustavo Caballero/Getty Images)MANCHESTER, NH - FEBRUARY 06: Melania Trump, wife of Republican presidential candidate Donald Trump, stands on stage following the Republican presidential debate at St.(Photo by Astrid Stawiarz/Getty Images) Melania Trump during Fashion Group International Presents The 22nd Annual Night of Stars Honoring 'The Romantics' - Inside at Cipriani in New York City, New York, United States.
(Photo by Dimitrios Kambouris/Wire Image)Melania Trump during TRH The Prince of Wales and The Duchess of Cornwall Attend the Museum of Modern Art Gala at Museum of Modern Art in New York City, New York, United States.
(Photo by KMazur/Wire Image)NEW YORK - FEBRUARY 9: Rofreddo Gaetani, Melania Knauss and Donald Trump attends the Luca Luca Fall/Winter 2003 Collection fashion show at the Theater in Bryant Park during Mercedes-Benz Fashion Week February 9, 2003 in New York City.
(Photo by Evan Agostini/Getty Images)Donald Trump and Melania Knauss during Mercedes-Benz Fashion Week Fall 2003 Collections - Oscar de la Renta - Front Row at Bryant Park in New York City, NY, United States. Vespa/Wire Image)Melania Knauss and Donald Trump during Marcelo Alvarez and Salvatore Licitra Perform in Great Lawn to Celebrate 150th Anniversary of Central Park at Great Lawn in New York City, New York, United States.
(Photo by Rose Hartman/Getty Images)Portrait of (future married couple) American businessman Donald Trump and model Melania Knauss as they pose together at the Mar-a-Lago estate, Palm Beach, Florida, 1999.
(Photo by Davidoff Studios/Getty Images)9th September 1999: American real estate mogul Donald Trump with his date, Melania Knauss, at the MTV Video Music Awards at the Metropolitan Opera House at Lincoln Center, New York City.
(Photo by Paul Hawthorne/Getty Images)NEW YORK - DECEMBER 17: (ITALY OUT, NY DAILY NEWS OUT, NY NEWSDAY OUT) Donald Trump's fiance Melania Knauss leaves Trump Towers December 17, 2004 in New York City.