Sarcasm is an adjusted stress reaction.

"And, um, that’s my handwriting."

Hee! So many good lines. Aliens, humans, K9s and her mother could look after themselves.... And poor L -- the hardest part about that age is the way adults talk about you like one of their projects.

The plan – not that Livia thought it should be dignified with that name – was to hang around Earth until something happened and the Doctor turned up. At which point, she assumed, there would be an unpleasant and embarrassing scene.

You make a difficult and painful situation funny without trying to smooth it over talk around it... bravo!

AAGH CLIFFHANGER AAGH!