This year's Olivier Awards has performances from a variety of Olivier nominated musicals.Gary Barlow and Tim Firth will open the show with a unique performance with the cast of The Girls. American star Amber Riley will perform the show-stopping And I Am Telling You from Dreamgirls. Tim Minchin will be flying in to represent Groundhog Day which has recently begun previewing on Broadway.Fans of Andrew Lloyd Webber will be treated to a fabulous performance from the multi-talented cast of School Of Rock The Musical and a performance from Regent's Park Open Air Theatre's acclaimed production of Jesus Christ Superstar, which is set to return this summer.Additionally, there will be an exclusive performance from Matthew Bourne's The Red Shoes, nominated for Best Entertainment and Family - the production is currently on tour across the UK.Broadway legend and six-time Tony Award-winner, Audra McDonald, will perform accompanied by the Olivier Awards' orchestra during the show's In Memoriam section.