Sure he's nearing 1,000 years old, but even the Doctor needs to celebrate his birthday. This time out it's David Tennant's birthday, as the former "Doctor Who" star turns 43 on Friday (April 18).
Though Tennant hasn't been the Doctor for several years, he'll always be easily identified with the role. After all, many Whovians first found out about "Doctor Who" thanks to him. Join Zap2it in celebrating Tennant's big day with a collection of the best GIFs of the 10th Doctor below.
Happy birthday, David. Allons-y!
This final GIF isn't from "Doctor Who," but rather a "Doctor Who"-themed episode of "Nevermind the Buzzcocks." Still, how can you not include him calling out John Barrowman?
Photo/Video credit: Getty Images, BBC