Spoilers are precisely defined here. Rules vary by the story's medium. Info from television stories can't be added here until after the top or bottom of the hour, British time, closest to the end credits roll on BBC One. Therefore, fans in the Americas who are sensitive to spoilers should avoid Tardis on Sundays until they've seen the episode.
19 March was also celebrated as St Joseph's Day, celebrating the patron saint of workers, and Father's Day. (PROSE: 19 March)
In 120, two versions of the Tenth Doctor and Rose Tyler were in Rome. The slightly older versions of the couple had returned to the point that the Doctor had been captured by locals, in order to make sure that the younger Doctor would get an important phial containing a liquid he would need to revive Rose in a time between those two moments. (PROSE: The Stone Rose)