Guest director, Michael Rosen, will be in conversation with journalist Polly Toynbee about his role in this year's event.
It's also expected that the entire programme of events will be revealed in advance for the first time.
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Maidstone and Tunbridge Wells NHS Trust has been fined £180,000 after it burned a man who was in for a routine operation.
Thursday night's weather for the east of the region
Thursday night's weather for the west of the region