2x02: The Sleepover
1x06: The Argument
1x05: The Parents
1x04: The Football
1x02: The Birthday
5x04: The Greater Good
5x03: Pie and Prejudice
5x02: Sticks and Ropes
5x01: The Trinity
4x08: The War Child
4x07: Making History
4x06: Puppy Love
4x04: A Spectre Calls
4x02: Being Human 1955
