Two members of Little Mix, Love Island's Dani Dyer and Strictly's Shirley Ballas are among the celebrities climbing Mount Kilimanjaro for Comic Relief.
BBC bosses have confirmed a repeat of their 2009 trip up the iconic mountain.
A decade ago, stars including Girls Aloud's Cheryl and Kimberley Walsh, radio DJ Fearne Cotton, Boyzone's Ronan Keating ascended up Africa's highest peak for charity.
They were joined by TV presenter Ben Shepard, Take That's Gary Barlow, radio DJ Chris Moyles, actress and singer Denise Van Outen plus Britain's Got talent judge Alesha Dixon.
Ten years on and a second trip is in the works for 2019's Comic Relief special. The stars will ascend the mountain in February with their journey documented each morning on BBC Breakfast and each night on The One Show as the challenge happens.
On Thursday 14th March on BBC One, an hour-long documentary will reveal the full story of the team’s triumphs and turmoils.
The celebrities confirmed to take part include Strictly Come Dancing Head Judge Shirley Ballas, former MP Ed Balls, broadcaster Anita Rani and Love Island’s Dani Dyer.
Joining them are BBC Breakfast presenter Dan Walker, Pointless host Alexander Armstrong, NFL star Osi Umenyiora plus Little Mix’s Jade Thirlwall and Leigh-Anne Pinnock
The original special in 2009 was watched by over 8 million viewers on BBC One and raised more than £3 million for Comic Relief.
Meanwhile, The Celebrity Apprentice is also set for a return for a new series in 2019, also in support of Comic Relief.
Those rumoured for the line up include new X Factor judge Ayda Williams, the wife of Robbie Williams, plus Britain's Got Talent judge Amanda Holden and singer turned TV presenter Rylan Clark-Neal.
Also tipped to take part are Boris Johnson’s sister and recent Celebrity Big Brother housemate Rachel Johnson, comedian Omid Djalili, TV presenter Richard Arnold and stand up Russell Kane.
More names linked to the show are designer Kelly Hoppen, EastEnders star Tameka Empson and one-time England manager Sam Allardyce.
Comic Relief's Red Nose Day 2019 will take place on Friday, 15 March.