Answers:
Top row: Nicole Kidman & Robbie Williams | Diana Ross & Lionel Richie | Olivia Newton John & John Travolta
Second row: Jay Leno & Will Smith | Lewis Hamilton & Andy Murray | Hillary Clinton & Donald Trump
Third row: Adele & Amy Winehouse | Richard Nixon & John F Kennedy | Bing Crosby & David Bowie
Fourth row: Shirley Temple & Robin Williams | Oscar Pistorius & Vladmiir Putin | Ronald Reagan & Bill Clinton
Fifth row: Alex Salmond & David Cameron | Cherie & Tony Blair | Cate Blanchett & Matthew McConaughey
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