David Harbour Posts First Instagram Photo with Lily Allen: 'The Prince and Princess'

David Harbourhas made his relationship withLily AllenInstagram official!

On Monday, theStranger Thingsactor, 44, shared his first-ever Instagram photo of the pair enjoying a day at Disney’s Magic Kingdom in Florida. Seemingly in the spirit of Halloween, which is just days away, the A-list pair wore costumes at the amusement park.

Their ensembles of choice for the Disney day? A prince and princess!

“The prince, princess and the parking lot,” he captioned the mirror selfie of the pair, in which Allen’s face is turned away from the camera. “That seven dwarves mine ride is the best one in the whole damn park. Go on, fight me. #magic #disney #rulebreakers.”

His Instagram post comes more than a week after theystepped out togetherto attend The Skin Cancer Foundation’sChampions for Change Galaat the Plaza Hotel in New York City.

Allen — the sister ofGame of Thrones’Emmy-nominated actorAlfie Allen— wore a high-neck floral-patterned dress featuring three-quarter sleeves and a pink ribbon around the neckline. She finished the look in black boots and a pair of hoop earrings, with her hair tied half-up.

Harbour looked dapper in an all-black suit with shiny matching shoes as he posed for pictures alongside his date and other stars likeKatie HolmesandSebastian Stan.

Harbour — who previously datedFantastic BeastsstarAlison Sudol— and the “Not Fair” hitmaker first sparked dating rumors in January, when they attended the BAFTA Tea Party together.

They were spotted together this past August while he was filmingBlack Widowin London, where they attended the performance ofThe Lehman Trilogyat the Piccadilly Theater and then dined at a restaurant, according toE! News.

Allen shared photos from Harbour’sSNLsketch parodying a SoulCycle class, during which the host wore a sleeveless shirt and showed off his muscular arms. Allen captioned a zoomed-in photo of Harbour’s bicep, “Mine.”

source: people.com