Question: Who sang the song it's the final countdown?

Disambiguated questions and answers:
context: "The Final Countdown" is a song by Swedish rock band Europe, released in 1986. Written by Joey Tempest, it was based on a keyboard riff he made in the early 1980s, with lyrics inspired by David Bowie's "Space Oddity". Originally made to just be a concert opener, it is the first single from the band's third studio album, also named "The Final Countdown". The song reached number one in 25 countries, including the United Kingdom, and was certified gold in that country in 1986. In the United States, the song peaked at number 8 on the "Billboard" Hot 100 and number 18 on the "Billboard" Album Rock Tracks chart. A music video by Nick Morris was made to promote the single that features footage from the band's two concerts at the Solnahallen in Solna, as well as extra footage of the sound checks at those concerts.
question: Who was the band that sang the song it's the final countdown, released in 1986?
short_answers: Europe
wikipage: The Final Countdown (song)
context: "The Final Countdown" is a song by Swedish rock band Europe, released in 1986. Written by Joey Tempest, it was based on a keyboard riff he made in the early 1980s, with lyrics inspired by David Bowie's "Space Oddity". Originally made to just be a concert opener, it is the first single from the band's third studio album, also named "The Final Countdown". The song reached number one in 25 countries, including the United Kingdom, and was certified gold in that country in 1986. In the United States, the song peaked at number 8 on the "Billboard" Hot 100 and number 18 on the "Billboard" Album Rock Tracks chart. A music video by Nick Morris was made to promote the single that features footage from the band's two concerts at the Solnahallen in Solna, as well as extra footage of the sound checks at those concerts.
question: Who sang lead vocals for the song it's the final countdown, released in 1986?
short_answers: Joey Tempest
Tempest
wikipage: The Final Countdown (song)
context: A performance of the song by a band named Deep Sunshine was captured on video and later became a variation of a Rickroll on Fark.com, receiving over 5 million views on YouTube. The video has been labeled the "worst cover ever", its success stemming from its lack of artistic value.
question: Who sang the song it's the final countdown, labeled the "worst cover ever"?
short_answers: Deep Sunshine
wikipage: The Final Countdown (song)
context: Slovenian avant-garde music group Laibach released a cover in 1994 on their "NATO" album.
question: Who sang the song it's the final countdown, released in 1994?
short_answers: Laibach
wikipage: The Final Countdown (song)

Long-form answers:
long_answer: "The Final Countdown" is a song by Swedish rock band Europe, released in 1986. Written by lead vocalist Joey Tempest, it was based on a keyboard riff he made in the early 1980's. A performance of the song by a band named Deep Sunshine was captured on video and has been labeled the "worst cover ever", its success stemming from its lack of artistic value. Slovenian avant-garde music group Laibach also released a cover of the song in 1994 on their "NATO" album.