There is a Magician in the Tent in the Woods Revised and Illustrated - J D Cavanna - Bog

In the fourth book in the King and His Belly Button series, another character is introduced.
He is a magician that magically appeared and is living in a tent deep in the woods.
One morning, the King and his belly button hear laughter and applause coming from the other side of the Kingdom. They agree to take a walk over there to see what the fuss is all about,
While the King is impressed by the magic this magician performed, his belly button is not..
It turns out, there is another reason for him to be here, and not just to perform magic.
The magician has a plan to steal the gold, silver and pearls from the King.
Oranda the Witch hears about this and will not allow someone else to steal what she has been trying to take from the King for years.
Oranda and the magician become enemies, but not for long.
What happened to make them . . . friends