Ms Dorries met Chief Whip Sir George Young for 15 minutes on Tuesday to explain why she took time off to take part in a reality TV show in Australia.

BBC: Nadine Dorries returning from Australia

Mr Yeo said new rules which required any airline that landed or took off within the EU to take part in its emissions trading scheme gave "cover for change in the coalition's position".

BBC: Time to change Heathrow runway policy, says Tim Yeo

Jessie J, Elbow, Take That and The Spice Girls were among those who took part in the Olympic finale, directed by artistic director Kim Gavin.

BBC: Noel Gallagher turned down Olympic closing ceremony