Mamma Mia! is the musical phenomenon that has swept the globe, with millions of people having seen the show and with it even being turned into a hugely successful film starring names like Meryl Streep and Colin Firth. The London production plays to audiences almost daily, churning out hits like Thank You For The Music and Dancing Queen alongside a sweet tale of family and relationships. We tell you all you need to know about the show including reviews from the critics and the public, useful show information and how to book cheap tickets online.