David Tennant, as the Tenth Doctor, is an exuberant incarnation. He favors suits, but his signature style is rumpled, active. This is particularly evident in the way the top button of his dress shirt is typically left undone, his tie loosened.
My eldest boy is a BIG Ten fan, so I've put together a costume for him. Fortunately for us, the basics of his costume are not so unusual. If you don't already own them, a trip or two to your favorite thrift shop will see you well on your way to completing the costume.
To recreate Ten's costume for yourself, you will need: