While the Doctor was working at the toy shop, Donna and Wilfred visited and when the Doctor saw them he quickly threw his name tag on the floor. Donna asked where the baby toys were. While the Doctor showed her, Wilfred picked up the nametag and stated tearing up.
Rory suffers from delusions and multiple personality disorder. He was never The Last Centurion, he never waited for Amy as she was more of an alternate personality, The Doctor humored Rory’s fantasies and found that it made adventures more exciting.
One of Clara’s echoes met Luke Rattigan and was friendly to him. She influenced him to follow his dreams and be a little bit of a better person. When Ten beamed up to the Sontaran ship, Luke thought of the girl who had been his only real friend and decided to do something that would make her proud.