Mamma Mia! originally opened in London at the Prince Edward Theatre on 6 April 1999, before transferring to the Prince of Wales Theatre in 2004, and then to the Novello Theatre in 2012.

But before her classy performance in Take Me to the World: A Sondheim 90th Birthday Celebration went viral, Baranski was sipping chardonnay and singing ABBA tunes for the Mamma Mia! films.

The global smash hit musical MAMMA MIA! is celebrating the show's 19th birthday in London today, Friday 6 April, by opening a new booking period from Monday 22 October 2018 to Saturday 2 March ...