Morten told presenter Joel Dommett that he decided to go on the show to get out of his comfort zone. And, so far, he’s the only person on the competition to sing his own song.
Here’s everything you need to know about Morten.
Who is Morten Harket?
Morten Harket is a musician from Norway and is best known for being the lead singer in the band a-ha.
a-ha formed in 1982 and was comprised of Morten, guitarist Paul Waaktaar-Savoy and keyboardist Magne Furuholmen.
Morten Harket is the lead singer of a-ha (Picture: Getty)
Viking was unmasked on Saturday (Picture: ITV)
The group released 10 studio albums and topped the charts with their first single, Take On Me, which Morten sang during his time on The Masked Singer.
They appeared at the Nobel Peace Prize Concert 1998, 2001 and 2015, while Morten performed as a solo artist in 1996 and 2007.
In October 2009, a-ha announced that they would disband after a farewell tour in 2010.
a-ha had a number of hits including Take On Me (Picture: Getty)
In 1996, Morten also hosted the Eurovision Song Contest in Oslo, Norway.
Morten is a father to five children. He shares three children with his ex-wife Camilla Harket, one daughter with former girlfriend Anne Undelien and another daughter with Inez Andersson.
Who has been revealed on The Masked Singer so far?
Sophie Ellis-Bextor was the first celebrity to be unveiled in this year’s series of The Masked Singer. She was hiding underneath the Alien guise.
Spice Girls singer was revealed to be the Seahorse, while Martine McCutcheon was unmasked as the Swan.
Former footballer Glenn Hoddle was underneath the Grandfather Clock costume, while Cold Feet actor John Thomson was Bush Baby.
This weekend, Blob was revealed to be Sir Lenny Henry and Viking was unmasked as Morten Harket.
The Masked Singer airs Saturdays at 7pm on ITV.
The Masked Singer series 2: Who is behind each mask?
With the nation more or less confined to their living rooms every Saturday night, The Masked Singer has proven to be something of a lockdown 3.0 saviour.
While the performances are of course a draw, most of the fun lies in guessing just who is behind each mask.
Here are the clues and theories so far: