Bake Off fans have been waiting for this moment for 10 weeks - Channel 4 crowns the series 12 winner tonight, but will Giuseppe, Chigs or Crystelle be victorious?
Tonight, it's YouTuber Joe Suggs' turn to find out what his family tree holds in BBC One's Who Do You Think You Are?.
Read more: Who are the Bake Off 2021 finalists?
American Crime Story continues with Monica Lewinsky being drawn further into Bill Clinton's impeachment case, while the mood is a little lighter later at BBC Two with vampire sitcom What We Do in the Shadows.
On Channel 4, Miriam Margolyes and Alan Cumming continue their road trip in Miriam and Alan: Lost in Scotland.
The best things on TV tonight, Tuesday 23 November, 2021
The Great British Bake Off - Channel 4 - 8pm
Final day is here, and while viewers are still getting over Jurgen's shock exit last week, Giuseppe, Chigs and Crystelle are gearing up for their shot at series champion.
Look out for the showstopper challenge, themed on a Mad Hatter's tea party which gives the bakers their chance to shine.
Read more: All the Bake Off winners so far
This has been one of the strongest groups we've ever seen in the tent, so whoever wins, we're sure to be in for a treat or two.
Who Do You Think You Are? - BBC One - 9pm
Joe Sugg is the latest celebrity lining up to look into his family's history, with a little help from his social media star sister Zoella.
The siblings find out one of their ancestors was involved in the earliest days of communication technology, while others escaped religious persecution in France and survived the Great Fire of London.
American Crime Story - BBC Two - 9.10pm
As the case for Bill Clinton's impeachment heats up, Monica Lewinsky finds herself drawn in further by the prosecution.
With threats of felony charges, including lying under oath about her relationship with the President, a scared Lewinsky is forced to comply with the investigation.
Miriam and Alan: Lost in Scotland - Channel 4 - 9.15pm
The screen stars continue their hilarious road trip discovering their Scottish roots in a motorhome.
Alan Cumming is plagued by midges, while Miriam Margolyes has a struggle drumming for the Glencoe uphill mountain race.
What We Do in the Shadows - BBC Two - 10.05pm
Acclaimed sitcom What We Do in the Shadows continues its third season of the mockumentary about a New York houseshare of vampires.
Tonight, the trio head out on a road trip - but will they return? Starring Kayvan Novak.
Watch: Everything you need to know about this year's I'm A Celebrity... Get Me Out of Here!