1.
David Cameron and Ed Miliband
2.
George Osborne and Ed Balls
3.
Boris Johnson and Nick Clegg
4.
Nigel Farage and Caroline Lucas
5.
Alistair Darling and Alex Salmond
6.
Peter Mandelson and Jacob Rees-Mogg
7.
Ed Balls and Yvette Cooper
8.
Gordon Brown and Tony Blair
9.
Margaret Thatcher and Ronald Reagan
10.
Mark Reckless and Douglas Carswell
11.
John Bercow and Michael Gove
12.
Vince Cable and Danny Alexander