Mamma Mia! The fabulous Australian ABBA Show ‘Björn Again’ to perform at Grimsthorpe Castle. Grimsthorpe Castle plays host to the top ABBA Show ‘Björn Again’ on Saturday 17th August. Björn Again has also played at such prestigious venues as Wembley Arena, the Royal Albert Hall, the London Palladium, Hyde Park and even Glastonbury! At the spectacular setting of Grimsthorpe, you can relax and enjoy all the ABBA hits from ‘Waterloo’ to ‘Mamma Mia’ and the unforgettable ‘Dancing Queen.’ Don’t miss this amazing ABBA evening performed by Europe’s leading ABBA tribute show Björn Again... See more >