Comic Relief's two-part Mamma Mia! sequel spoof segment left viewers in hysterics as Jennifer Saunders morphed into Cher and Meryl Streep's characters in the funny sketch.
The Absolutely Fabulous star, 60, hilariously recreated the stand-out moment from the second movie where Cher takes to the stage to belt out the lyrics of Fernando.
Social media was awash with praise for the actress as viewers remarked she 'nailed' both very different parts when she impersonated the two stars for the comic moment.
Comic Relief 2019: Mamma Mia! sequel spoof leaves fans 'crying with laughter' as Jennifer Saunders transforms into Cher AND Meryl Streep for hilarious sketch
'Crying with laughter at Jennifer Saunders' interpretation of Meryl Streep on Comic Relief :D,' one fan wrote, leading the troops on social media.
As Jennifer took on the role of Meryl's character Donna, she joked she wasn't in the second movie at all despite being the first film's protagonist. 'Am I in this at all?' She said as Meryl.
Other highlights included hilariously shaming Pierce Brosnan's questionable singing in the movie as the show said his character was the 'one who couldn't sing'.
The spoof also made fun of the fact the story is set in Greece but the filmmakers decided to film in Croatia instead.
Social media was awash with praise for the actress as viewers remarked she 'nailed' both very different parts when she impersonated the two stars for the comic moment
Fans rushed to social media to share their thoughts on the spoof as they were reduced to tears over the side-splitting scenes recreating the movie.
Others piled in: 'Comic Relief doing Mamma Mia is hilarious Jennifer Saunders is a spitting image of Meryl Streep!'
'#comicrelief Jennifer Saunders is a genius; Cher and Meryl Streep and Tom Hollander to boot; absolutely hilarious! Haven’t laughed so much out loud for ages! #jennifersaunders #TomHollander.'
'Jennifer saunders. I can't cope she has Meryl Streep nailed #ComicRelief.'
So funny: Fans rushed to social media to share their thoughts on the spoof as they were reduced to tears over the side-splitting scenes recreating the movie
'How much does Jennifer Saunders look like Meryl Streep?? #ComicRelief.'
'#JenniferSaunders as Cher and Streep on @comicrelief Absolutely hilarious.'
'Jennifer Saunders impersonating Cher in Mamma Mia is hilarious #ComicRelief.'
'@ferrifrump is amazing as @cher and Meryl Streep! Hilarious #ComicRelief.'
'I am LIVING for Jennifer Saunders being Cher.'
'I love Jennifer Saunders like I grew up with my mom watching Ab Fab and French and Saunders lol so seeing Mama Mia and her playing Cher has my stomach in pain with laughin it kills me but I needed this laugh lol #ComicRelief #JenniferSaunders.'
Jennifer saunders. I can't cope she has Meryl Streep nailed
'The Mamma Mia 2 spoof is what I'm loving for today.'
'That Mamma Mia sketch was hilarious.'
'I'm crying with laughter with the spoof of Mamma Mia Here We Go Yet Again #RND19 #RedNoseDay.'
'comic relief mamma mia is making me crease.'
'#comicrelief laughed so much at that mama Mia sketch! Hilarious! #mammamia well done all concerned! More please.'
'Oh my god this mamma mia sketch is KILLING me.'
'the mamma mia bit in comic relief i’m dying.'
Elsewhere in the show, Richard Madden and Keeley Hawes drove fans wild when they reunited for the hotly-anticipated Bodyguard spoof segment.
Speculation is rife that Julia Montague will return from the dead in Bodyguard season two after the prime minister was 'killed off' in the fourth episode of season one.
In funny scenes, it did exactly that when Keely clambered into the back of the taxi where she demanded to know whether she would be in the second series.
She then asked Richard's character: 'Do you know if I'm in series two?', to which he bluntly replied with: 'You are dead...', with Keeley cryptically adding: 'Am I?'
She's back: Keeley Hawes' character returned from the dead on Friday night in a Bodyguard spoof for Comic Relief 2019
Bodyguard: Show watchers have been adamant that Julia is still alive, despite the gripping BBC series killing her off
Meanwhile, earlier on in the segment, things got a bit crude when Richard joked about getting his 'Glock' out.
Before he was assigned to protecting Lumley's role, he had to go through a series of stringent questions.
Elsewhere in the show, Lenny Henry took a special moment to honor the memory of Louis Tomlinson's late sister Félicité after the former One Direction star pulled out of the Comic Relief appearance following her passing.
In a touching speech, the television personality expressed his sadness as he sent his love to Louis and his family following the news of their 'sudden tragic loss'.
Addressing Louis' absence, Lenny said: 'Sudden tragic loss of his sister. The love and best wishes go out to Louis and his family at this terrible time.'
Comic Relief live 2019: Lenny Henry pays tribute to Louis Tomlinson's late sister Félicité, 18, as he expresses his sorrow for 'sudden tragic loss' after former One Direction star pulls out of TV appearance (pictured left with Louis)
Singer Louis pulled out of his headline performance of his new single Two Of Us on Friday night's Comic Relief following his younger sister Félicité's death.
The One Direction star, 27, was due to perform his new single which was written about his late mother Johannah, who died from cancer in 2016.
Félicité, 18, was found dead at her Earls Court, West London home from a suspected heart attack on Wednesday lunchtime, leaving Louis 'devastated'.
Loss: Louis had pulled out of his headline performance on Friday night's Comic Relief following his younger sister Félicité's death on Wednesday
Elsewhere, Miranda tried to steal a cheeky kiss from Colin Firth in a hilarious sketch as she clambered on top of him after reading the star a passage from Jane Austin's Pride And Prejudice.
She joked: 'Can people stop kissing Colin Firth it's highly inappropriate!!!'
Football legend David Beckham had fans in stitches with his cameo role in Only Fools And Horses comic sketch when he quipped he didn't want to draw attention to himself before collapsing dramatically in front of everyone.
The sports star, who raises his four children with his wife of nearly two decades Victoria Beckham, also poked fun at a number of his different looks over the years in the opening sequence.
Take Me Out host Paddy McGuinness and former Celebrity Big Brother presenter Emma Willis joined forces on stage to open the Comic Relief show with stalwart Lenny Henry.
As they passed on the baton to former Doctor Who star David Tennant and radio personality Zoe Ball, the end of the first section saw the show raise £13,196,867 for charity.
What a man! David Beckham, who raises his four children with his wife of nearly two decades Victoria Beckham, also poked fun at a number of his different looks over the years in the opening sequence of Comic Relief
Starring role: Take Me Out host Paddy McGuinness and former Celebrity Big Brother presenter Emma Willis joined forces on stage to open the Comic Relief show with stalwart Lenny Henry
Romesh Ranganathan and Alesha Dixon boogied onto the stage when they were invited to pick up the hosting duties for the star-studded Comic Relief.
Alesha said: 'I am always worried I'll pronounce your surname wrong.'
Romesh quipped: 'There is a real danger of looking racist.'
Strictly finalist Joe Sugg,Rob Beckett and Clara Amfo made up the rest of the star-studded list of hosts for this year's Comic Relief.
Four Weddings, Mamma Mia and Bodyguard spoofs were the highlight of the glittering ceremony which was hosted in the name of Red Nose Day.
Jodie Whittaker made an appearance as her on-screen alter ego, the first female Time Lord, and peeped out of the blue tardis briefly to remind the audience how they could donate to the worthy cause.
Strictly Come Dancing hosts Tess Daly and Claudia Winkleman danced for 24 hours as they pulled off a tough danceathon challenge for charity.
Keep Dancing! Strictly Come Dancing hosts Tess Daly and Claudia Winkleman danced for 24 hours as they pulled off a tough danceathon challenge for charity