S6E10 - THE GIRL WHO WAITED WHEN SHE WAS 7 YEARS OLD, AMELIA POND WAITED FOR A MAN FROM SPACE FOR 12 YEARS. THEN HE CAME BACK. HE WENT OFF FOR A TRIP TO THE MOON AND SHE WAITED ANOTHER 2 YEARS FOR HIM TO COME BACK. WHEN HE DID, HE SHOWED HER THE UNIVERSE. THE MOST REMARKABLE THINGS. BUT THEN HE LEFT HER SOMEWHERE, AND KEPT HER WAITING AGAIN - FOR 36 YEARS . . .