Doctor at the Top ended on 1991-04-04.
Your joke should end as follows: Why did the top go to the doctor? Because he is the doctor.
The duration of Doctor at the Top is 1800.0 seconds.
Doctor at the Top was created on 1991-02-21.
It is called 'The End of Time' which was a two part special, the 10th Doctor's regeneration happening at the end of part 2.
The end of a top!
Street Doctor ended in 2008-05.
The Children's Doctor ended in 1969-08.
Doctor Snuggles ended in 2010-05.
The Doctor is never in Torchwood, but at the end of 'End of Days' you can hear the TARDIS and then Jack is in 'Utopia' which is the eleventh episode of series three of Doctor Who
Yes, Rose knew The Doctor in "The End of Time." She had previously traveled with the Tenth Doctor, portrayed by David Tennant. In "The End of Time," Rose helps the Doctor in his final battle against the Master.
The possessive form for the noun doctor is doctor's.Example: The doctor's office is at the end of the hall.
Doctor Who: The End of Time was released on DVD and Blu-Ray on March 2, 2010