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Choirboy Jack Topping spent the day with us here at the Classic FM studios - from meeting presenters to practising his best radio voice, take a look at how he got on.
After settling down with his computer, Jack's right at home in the Classic FM online team as he answers questions from listeners in our web chat.
You might have to get used to this Jack, especially if you're Christmas No. 1 this year...!
Not content with the one Mac, Jack sets himself up with a double screen and tries his hand at being a social media manager for the day...
John Suchet shows Jack Topping the schedule for the show - explaining what he's going to play, how long it is, and which orchestra is playing it.
Jack looks on as John broadcasts a link live to the nation.
We've got a brand new pint-sized producer in the building! Jack looks at home in the Classic FM studio.
A masterclass in radio presenting, from none other than International Radio Personality of the Year John Suchet himself.
All smiles from John and Jack as they have their photo taken in the studio.
Great colour coordination there Jack - matching the walls in the Classic FM brand room perfectly!
Jack shares a joke with Margherita before they chat on camera about his new album.
Having a look out over the London skyline, Jack takes a trip to the Classic FM roof terrace.
All the sights of the London skyline, viewed from the Classic FM roof terrace.
Time to start practising your radio voice Jack, you've got the studio all to yourself...!
It's almost 1pm - so Jamie Crick's come in for his Requests show.
Jamie and Jack share hairstyling tips outside the studio.
And look who it is...! Eric Whitacre popped in to the Classic FM studios, and gave Jack a few singing tips.