Question: What Dr. Who episode was based on a short story written by Moffat entitled "'What I Did on My Christmas Holidays' By Sally Sparrow" included a Weeping Angel?
Sentence (from "Blink (Doctor Who)"): The episode is based on a previous short story written by Moffat for the 2006 "Doctor Who Annual", entitled "'What I Did on My Christmas Holidays' By Sally Sparrow".
Relevant evidence: Yes