Essex boy and X Factor star Sam Callahan joined Martin and Su on Heart Breakfast.
Hundreds of #Callafans (as his fans are known) tweeted us and text us loads of questions you wanted answered. Plus he performed a live song in the studio and played a memory game against Martin. You can listen to it all here:
Or alternatively you can download it all here:
Plus listen below to his performance of 'We Are Never Getting Back Together' by Taylor Swift.
Don't forget to also take a look at the pictures below.
Sam Callahan on Heart Breakfast
Sam Callahan joined Martin and Su on Heart Breakfast. See all the pictures here.
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