The new show will replace their Manchester Arena date.
Hosted by The Next Step‘s Trevor Tordjman and Jordan Clark, The Big Ticket brings together Disney Channel favourites from three of their hit shows.
The likes of Victoria Baldesarra, Brittany Raymond, Myles Erlick, Briar Nolet, Shelby Bain, Isaiah Peck and Alexandra Chaves will appear, as well as fellow The Next Step star Taveeta showcasing her new single Resurrection.
Sophie Simnett, Luke Newton, Josh Sinclair-Evans, Jade Alleyne, Thomas Doherty, Jayden Revri, Mia Jenkins and Bethan Wright of The Lodge will be performing their huge songs, including smash-hit Believe That.
McKenzie Small (Scarlett), Josh Bogert (Miles) and Aviva (Alya) from Backstage round off the tour line-up as it stands.
Here are those dates to catch all of the favourites in one place:
30 August – SEC Armadillo, Glasgow
31 August – Waterfront Hall Auditorium, Belfast
1 September – O2 Apollo, Manchester
2 September – B1, Birmingham
3 September – Eventim Apollo, Hammersmith, London
Tickets are on sale from 9:00 on Friday 2 June 2017 through Ticketmaster.co.uk.