The Masked Singer has been providing the perfect Saturday night entertainment we all need over the past few weeks.
The wacky talent show, which features Jonathan Ross, Davina McCall, Rita Ora and Mo Gilligan on its judging panel, sees a number of masked contestants take to the stage to show off their singing skills.
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While there's plenty of theories out there on who is who, a number of famous faces have already been revealed on the show so far. Ahead of this weekend's semi-final, get up to speed on who they are below...
WATCH: Meet the masks on The Masked Singer series two
In week one of the ITV reality show, the first mask to reach the bottom two and be eliminated was Alien. The clues included a "murder on the dancefloor" reference, and eventually they were unmasked as singer Sophie Ellis-Bextor.
After the big reveal, the Crying At the Discotheque singer admitted she took part in the show to please her kids. She told audiences: "That's basically why I did it. I haven't told them, no. Hopefully they'll be quite surprised, it's quite a good secret isn't it?"
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Sophie Ellis-Bextor was under the Alien mask
The second mask to be booted off the show was Seahorse. The clues for their mystery identity included them once stealing toilet paper from "a total legends" house. Eventually, it was Spice Girl Mel B that was revealed to the audience. Scary Spice said of her time on the programme: "The show's a great show, and you get to not be yourself for a second."
Mel B was Seahorse on The Masked Singer
Week three saw Swan land in the bottom two leaving judges to choose Swan to head home. After the mask was removed, singer and actress Martine McCutcheon was unveiled!
Love Actually star Martine McCutcheon was behind the Swan mask
Next up, it was Grandfather Clock's turn to head home. Although the mask got the audience moving with his rendition of Frank Sinatra's You Make Me Feel So Young, the panel decide he was out of the competition. The celebrity behind the masked turned out to be former Spurs and England footballer Glen Hoddle.
Grandfather Clock was former footballer Glen Hoddle
Bush Baby stumped the panel with its Australian accent and references to comedy and cooking – leading them to guess a number of different celebrities including Matt Lucas and Jamie Oliver. Turns out, it was Cold Feet star John Thomson!
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John Thomson was Bush Baby
Viking became the first masked celebrity to sing one of his own songs. The week before he left the competition he sang Take On Me. That's right, it was A-Ha singer Morton Harket.
A-Ha frontman Morten Harket sang their hit song, Take On Me
Blob went out the same week and Viking in the series' first double elimination. Blob confused the panel throughout its time on the show, and no one managed to guess correctly until a few moments before their unveiling. Just before the celeb was revealed, Davina McCall guessed Sir Lenny Henry – and she was right!
Blob turned out to be Sir Lenny Henry
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