The couple, who coordinated with their outfits, arrived to loads of camera flashes on Thursday evening (12 November) as they got ready to immerse themselves in all things Harry Potter!
Former TOWIE star Lucy looked absolutely stunning in a chic black coat with a faux fur trim over a black dres and knee-high boots. We're also loving her berry shade of lippy! Beaut!
Proving his status as a Harry Potter super fan, Louis sported his very own Harry Potter inspired gloves. Now that's some dedication.
While Louis sipped on a glass of red wine, Louis tried some butter beer, and the pair were seen cosying up by the fire in the Gryffindor Common Room, while also taking a selfie themselves at Harry's parents' house in Godric Hollow.
The couple actually enjoyed the Studio Tour for a second time after attending the launch of the Hogwarts Express.
In a magical makeover, celebrities got the chance to discover how special effects experts make snow that never melts, how set dressers transform locations for Christmas scenes, and how flames are created without fire.
Celebrities and their families were greeted with a special Christmas cocktail before exploring festively-decorated sets including the Great Hall, the Gryffindor common room, the Weasley kitchen and the spectacular Hogwarts castle model.
Running from today until Sunday 31 January, Hogwarts in the Snow offers visitors the opportunity to see some of the Harry Potter film series' most iconic locations given a festive makeover.
Try Reveal's digital edition on iPhone & iPad. Subscribe now & never miss an issue!
10 reasons why we want to be in TOWIE: