Irish experts in maritime survival techniques have trained six celebrities to cope with whatever the sea might throw at them during a treacherous charity voyage for BBC Sport Relief.

This year’s Celebrity Comic Relief Fame Academy line-up was announced today - with the likes of socialite Tara Palmer-Tomkinson, EastEnders turned Extras star Shaun Williamson, Birds of a Feather actress Linda Robson and Radio 1 DJ Colin Murray taking part.

Chat show host Graham Norton kicked off this year's Comic Relief tonight by adding a stunning attraction to London's skyline.