Actor Charlie Kemp (Emmerdale, Judge John Deed, The Cartel) joins Fact Up! to celebrate Cinco de Mayo the only way we know how - by wading into the sensitive topic of walls. Curator of Leicester's second most popular wall-based attraction the Museum of Walls, Karen Evan-Evans explains why we should pay a visit to their incredible exhibits, what makes a wall a wall and his beef with The Hoff. This episode is sponsored by Leicester's actual most popular wall-based attraction the Wall Museum. Brick up and Fact Up!