Making an earnest attempt to be happy — or at least not miserable — Tony gives some long overdue recognition to those who have stood by him.

Brian (finally) convinces Tony and company to visit his apartment for a story. Meanwhile, Matt receives a distressing call from his son’s school.

Tony pushes back on Matt’s idea to go on a blind date. Also, Tony makes an introduction and issues an uncharacteristic apology.

Tony hires a sex worker — but it’s not what you think. A trip to the comedy club turns awkward. The nurse gives Tony a piece of her mind.

Thinking he has nothing to lose, Tony contemplates trying heroin. He babysits his nephew and starts to bond — just a bit — with Sandy.

The Earth has been moved, and it’s a race against time as Donna and the Doctor try to find it before the Daleks destroy everything; they head for the Shadow…

Time is running out for the Doctor as Downing Street announces mankind’s first Interplanetary War.

Rose is taken home, but a spaceship crashes in the Thames and London is closed off… Enter the Slitheen!

Sarah Bunting continues to cause waves above stairs, but this time she may have gone too far. On returning to Downton, Thomas suffers an inexplicable illness and Baxter suspects there’s…