The trio will take over from the current cast - Stephen Tompkinson, Michael French and James Fleet - on 25 April.

BBC: Duffy joins Art cast

"It may be a challenge for Royal Caribbean to bring on new capacity smoothly without cannibalization of business from older vessels in the fleet, " notes James Winchester, analyst at Lazard Freres.

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Able UK won a contract to dismantle and recycle 13 vessels from the outdated US fleet, which had been in the James River in Virginia.

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