While Frasier attempts to convince the university's provost to grant him full professor status, David faces a horrific, life-shattering crisis which will take all of Freddy's help to get him through: his first-ever B.

The investigation is halted. David confronts Gardaí's top officials to expose Gill and Gough but finds no support. He reveals a long-hidden secret to his family. Lisa and Brennan follow a lead on the killer, investigating an abandoned slaughterhouse.

Jimmy welcomes actress Cher, comic Mike Birbiglia, and a musical performance by Offset.

After returning to Boston, Julia finds herself at odds with her new director and Avis's new beau. Later, a run-in with an old colleague finds Julia fielding questions from the FBI.

When Shawna, Mia and Chastity get frustrated with the behaviour of Francois and Reina Reign, they begin to push back; Shawna gets close with Lord AK; Mia worries about her blunder with Cash.

As Gloria and Natalia's battle reaches a boiling point, old grudges and new alliances lead to a heated confrontation. Meanwhile, Pedro hits a roadblock.

Cece, Mia and Simone get competitive for Armando's attention ahead of the mid-season showcase. Meanwhile the boys plan a surprise Valentine's Day party but didn't expect the cookies to be enchanted.

Kim, Kendall & Kylie attend the Met Gala while North gives critiques. Kris meets with Oscar winner Brian Grazer about a documentary, as Khloé interviews her cousin Cici about their family history. Kourtney has a big surprise to share.

Unfinished business, mind-blowing revelations - and a mix of lovers, friends and exes. What could go wrong?

Cracks in the competition begin to show during "Dalgona", a game that shapes up to be a daunting endeavor amid sweet victories and painful extractions.

A murderer strikes in the shadow of Barcelona's majestic Sagrada Familia, but who has the skills to kill in this very particular way? Jack and Kate investigate a crime that feels personal.

Professor Hannah Fry is host, with guest panellists actor Stephen Mangan and journalist Zing Tsjeng joining team captains Paul Merton and Ian Hislop as they delve into the news.

Comedians Katherine Ryan and Nabil Abdulrashid join Adam Hills, Josh Widdicombe and Alex Brooker for a raucous, relentless review of the week's biggest news stories.

Over at Colin's house, the neighbours are gathered for a surprise birthday party for Anne Marie. But when the doorbell goes, it's Colin who gets the big surprise.

Graham's guests are Hollywood star Michael Fassbender, comedy legend Jennifer Saunders, Back to Life star Daisy Haggard and pop superstars Take That.

Archie Leach escapes from New York and heads to Hollywood, where his good looks are spotted by screen icon Mae West.