People.com Entertainment TV Still Together! 'Stranger Things' Stars Charlie Heaton & Natalia Dyer Step Out Amid Split Rumors Charlie Heaton and Natalia Dyer were all smiles on Wednesday night at the Dior Addict Lacquer Plump event at Poppy in Los Angeles By Dave Quinn Dave Quinn Instagram Twitter Dave Quinn is an Editor for PEOPLE, working across a number of verticals including the Entertainment, Lifestyle and News teams. He joined in 2006 as a Writer/Reporter where he became known for his Bravo and Broadway exclusives across print and digital. Dave is the author of the No. 1 New York Times best-selling book, Not All Diamonds and Rosé: The Inside Story of the Real Housewives from the People Who Lived It. He's appeared on many broadcasts including ABC's Good Morning America, Bravo's Watch What Happens Live with Andy Cohen, E!'s Daily Pop, NBC's New York Live and PEOPLE's own Reality Check, as well as a number of podcasts like Bitch Sesh, Everything Iconic, Watch What Crappens, Hot Off the Mess, Mention It All, and PEOPLE Every Day. Prior to working at PEOPLE, Dave was the chief Theater Reporter for NBC New York and co-host of Entertainment Weekly's acclaimed TV Recaps series. People Editorial Guidelines and Raha Lewis Published on March 15, 2018 11:43 AM Share Tweet Pin Email Despite tabloid reports that they had split, Charlie Heaton and Natalia Dyer were all smiles together Wednesday night. The Stranger Things costars-turned-couple attended the Dior Addict Lacquer Plump event at Poppy in Los Angeles, where the cuddled up while posing for photographers. Heaton, 24, wore a black coat, skinny black pants and a white crewneck T-shirt as he smiled at his girlfriend and placed his arm around her waist. Dyer, 21, looked smitten with her beau, placing her arm on his shoulder. She rocked a colorful gown with a pink and black striped top and a long patterned skirt. The actress accessorized the look with black pumps and a black bag. Chelsea Lauren/WWD/Shutterstock Charlie Heaton and Natalia Dyer Chelsea Lauren/WWD/REX/Shutterstock Natalia Dyer and Charlie Heaton Inside, the two — who star as love interests Jonathan Byers and Nancy Wheeler on the Netflix hit — chatted intently at the bar, as Heaton held a champagne glass in his hand. They later mingled around the party, which was also attended by Bella Hadid, Kathy Hilton, Paris Jackson, Sonequa Martin-Green, Corey Gamble and The Chainsmokers’ Alex Pall. The couple were last seen at London’s National Television Awards in January. The month prior, they also traded their on-camera ’80s garb for red carpet glam when they attended the 2017 Fashion Awards at the Royal Albert Hall in London. RELATED VIDEO: Stranger Things Star Charlie Heaton Refused Entry into U.S. After Allegedly Being Caught with Cocaine Heaton and Dyer were first spotted jetting out of Los Angeles International Airport together in January 2017, nearly three months after Heaton was detained at LAX for alleged cocaine possession. He was denied entry into the United States in October and sent back to the United Kingdom the same day, a law enforcement official confirmed to PEOPLE. Authorities allegedly found cocaine on the actor as he arrived into the country. He was detained, but not arrested. “My planned travel to the U.S. last week was affected by an issue at U.S. immigration, and I am working to rectify it as soon as possible,” he said in an exclusive statement to PEOPLE. “I do want to clarify that I was not arrested or charged with a crime, and cooperated fully with the U.S. officials at LAX.”