But the Fourth Doctor's intro still feels special and continues ... And of course, the iconic diamond logo. It's all blended together to one of the greatest theme tunes in television history.

Thanks to the Fourth Doctor, the scarf has become one of Doctor Who's most recognizable elements The Fourth Doctor's colorful and long scarf may be iconic, but it went through a number of ...

Also, the Cloister Bell chimes. This was first heard in the Fourth Doctor's final story, Logopolis. This is the first episode to feature the new logo. Appropriately, it's the eleventh Doctor Who ...