If you've ever wanted to ask Merlin star Colin Morgan a question, now's your chance.
We'll be chatting with the 26-year-old actor on Monday 3 December, so if there's anything you'd like to know about the award-winning BBC fantasy series or its cast, just let us know.
Maybe you want to find out how he ended up starring in Merlin, or you'd like an idea of what's next for Morgan now that the show's coming to an end? Whatever's piquing your curiosity, we want to hear about it.
Just post your questions in the comments below and we'll ask as many of them as we're able to on the day...