Acting
The Doctor is a Time Lord: a 900 year old alien with 2 hearts, part of a gifted civilization who mastered time travel. The Doctor saves planets for a living—more of a hobby actually, and the Doctor's very, very good at it.
Each week, through their own selfishness and idiocy, we see Hannah and Dan — the worst brother and sister in the world — spectacularly wreck the lives of those around them — old friends, love interests, family members, and the unlucky individuals who just happen to cross their paths.
A group of friends struggle to maintain their relationships under the strain of an economic downturn.