DailyEdge.ie rounds up the TV shows that you’ll be tweeting about tonight and talking about tomorrow.

Great British Bake Off (BBC1, 8pm)

It’s Pastry Week! The eight remaining bakers are challenged to make a perfect Danish, whip up a classic British tart, and master a tricky Showstopper bake. Will they all lose their marbles? Probably. #GBBO

Grand Designs (Channel 4, 9pm)

Go from GBBO straight into Grand Designs like the granny you are. Go on. Kevin McCloud is back making dream houses – this week, he follows a couple as they try to build a ‘modern treehouse’. Oooookayyy. #granddesigns

Celebrity Operation Transformation (RTÉ One, 9.35pm)

In the final episode of the series, the five celebs – Karl Spain, Katharine Lynch, Elaine Crowley, Gerald Kean and Brenda Donohue – prepare for their last weigh in. Will they have reached their weight loss goals? We’ll see. #CelebOT

Everybody’s talking about: Homeland

Time is almost up for the spy series Homeland as producers confirm that the show will end with Season 8.

But don’t worry, there’s still a while to go yet – the sixth season will air in January of next year, taking ex-CIA officer Carrie Mathison (Claire Danes) back to the US. Whether she’ll survive til the end, though? That’s still up in the air.

Or flick over for…

• Our Girl (BBC1, 9pm) The army drama starring Michelle Keegan continues.
• Prisoners (Film4, 9pm) Jake Gyllenhaal and Hugh Jackman star in this thriller about a father taking justice into his own hands after his two daughters disappear.
• The Expendables (3e, 10pm) A whole host of Action Lads star in this fun romp.
• Airbnb: Dream or Nightmare? (Channel 4, 10pm) Documentary investigating the room booking site’s impact on the rental market.
• Jaws (ITV4, 10.05pm) Give yourself a nice scare before bedtime with this Steven Spielberg classic.