Barbara Windsor is to take over the announcements at Leytonstone tube station.

The former Carry-on and Eastenders star is joined by celebrities including Terry Wogan, Joanna Lumley, Arsene Wenger and Stephen Fry in taking over duties at various stations and on buses to mark The Royal British Legion’s London Poppy Day today.

Poppies are being displayed on all Tube and Docklands Light Railway trains, and on Emirates airline cabins.

There will be 2,500 volunteers collecting money at 50 Tube and mainline stations throughout the day.