Dr Who running along with night buses while Rose's mother is shopping - surely not a problem for a Time Lord.

I'm surprised the Archers haven't surfaced in this thread yet ...
When Caroline and Oliver got engaged he surprised her by giving her an engagement ring which fitted perfectly. When she asked him how he knew what size to get, he said he had borrowed a ring from her dressing table. So are all Caroline's fingers exactly the same size? Unlikely.