Here at HuffPost UK Entertainment, we like to think our celebrity knowledge is pretty tip top.
Someone else who also knows a thing or two about those famous types in This Morning’s Alison Hammond.
As the ITV daytime show’s showbiz correspondent, she’s interviewed some of the biggest names on the planet, including Will Smith, Britney Spears, Hugh Jackman, Victoria Beckham, and of course Ryan Gosling and Harrison Ford.
So, as we caught up with Alison for a chat, it seemed like the perfect opportunity to challenge her to a game of ‘Celebrity Head’s Up’ and put our collective knowledge to the test.
But who came out on top?
Watch the video above to find out...