Prince of Wales Theatre seating capacity slightly to 1,160 seats and to modernise the theatre's facilities. New bars were added, the auditorium completely rebuilt, the backstage areas refurbished and the theatre's famous tower and exterior completely gutted and refurbished with new LED lighting and a crisp modern finish. The theatre re-opened with ABBA's musical "Mamma Mia!" on 16 April 2004. On 18 August 2007, "Mamma Mia!" became the longest-running show ever at the Prince of Wales, overtaking the previous record held by "Aspects of Love" with 1,326 performances at the venue and counting. The production marked another landmark on Thursday 23 August 2007, celebrating
Prince of Wales Theatre was about 1,100, and it had a larger stage and improved facilities for both the artists and the public, including a large, stylish stalls bar (the bar itself was 14 metres long), complete with dance floor. The first productions at the new theatre were "Les Folies de Paris et Londres", starring George Robey, followed by "Folies De Can-Can" in 1938, a continuation of the old theatre's series of successful risqué revues, which ran continuously until 2 am every night. The musical comedy, "Present Arms", was offered in 1940, and in 1941 the theatre screened the UK premiere of Charlie Chaplin's