Frække Frida og de frygtløse spioner (English: "Naughty Frida and the Fearless Spies"), often shortened to simply "Frække Frida", is a 1994 Danish children's film written and directed by Søren Ole Christensen.
 Christensen based the story on a series of children's books by Lykke Nielsen.
 Music for the film was written and performed by Søren Rasted and Claus Norreen who later teamed up with René Dif and Lene Nystrøm later in 1994 to form the Bubblegum/eurodance music group, Joyspeed (later renamed to Aqua).
René Dif (born 17 October 1967 in Copenhagen, Denmark) is a Danish musician, singer-songwriter, DJ and actor, best known as the male lead vocalist of the Danish eurodance group Aqua.
Aqua is a Danish eurodance group, best known for their 1997 breakthrough single "Barbie Girl".
 The group formed in 1989 and achieved huge success around the globe in the late 1990s and early 2000s.
 The group released three albums: "Aquarium" in 1997, "Aquarius" in 2000 and "Megalomania" in 2011.
 The group sold an estimated 33 million albums and singles, making them the most profitable Danish band ever.
"My Oh My" is a song recorded by Danish dance-pop group Aqua.
 It was released as the third single from the "Aquarium" album overall.
 "My Oh My" was initially released in February 1997 before being reissued following the success of "Barbie Girl", "Doctor Jones" and "Turn Back Time" in August 1998.
 Like many early Aqua tracks, the song featured vocals from both Lene Nystrøm Rasted and Rene Dif.
 It was the fourth release from the album in the UK, where it peaked at number 6, the group's lowest performing single there until "Good Morning Sunshine".
Mathias Klenske (born 25 October 1983) is a Danish actor and voice actor who is best known for his role as Adam in the film Frække Frida og de frygtløse spioner - an adaption based on a series of books by Lykke Nielsen.
 Klenske regularly dubs characters that appear in cartoons, anime and video games.
 He is also well known to children in Denmark as the Danish voice of Ash Ketchum from the Pokémon anime.
 He is a member of the theater Hamlet Revyen.
"Back to the 80s" is a song by Norwegian/Danish band Aqua.
 The song was written by members Søren Rasted, Claus Norreen, and produced by Rasted, for their second greatest hits album (2009).
 "Back to the 80s" was Aqua's first single in eight years, following the release of the 2001 single "We Belong to the Sea".
"My Mamma Said" is a song by Danish-Norwegian pop band Aqua.
 The song was written by members Søren Rasted and Lene Nystrøm, and produced by Rasted, for their second greatest hits album (2009).
 It was released as the second single from the album, following "Back to the 80's".
Søren Nystrøm Rasted (born Søren Rasted on 13 June 1969 in Blovstrød, Denmark) is a Danish musician, singer, songwriter and record producer.
 He plays keyboard, guitar and sings backing vocals.
 He is one of the four members of Danish eurodance group Aqua, and was married to the Aqua vocalist Lene Nystrøm.
"Barbie Girl" is a song by the Danish-Norwegian dance-pop group Aqua.
 It was released in May 1997 as their third single overall, and the first United Kingdom release, it is included on the album "Aquarium".
 The song was written by Søren Rasted, Claus Norreen, René Dif, and Lene Nystrøm, and it was produced by Johnny Jam, Delgado, Rasted, and Norreen.
 It was written after Rasted saw an exhibit on kitsch culture in Denmark which featured Barbie dolls.
Lene Nystrøm Rasted (born Lene Grawford Nystrøm on 2 October 1973), better known by her stage name Lene, is a Norwegian musician and singer-songwriter who is the lead vocalist of the Danish eurodance group Aqua.

Question: Frække Frida og de frygtløse spioner, English: "Naughty Frida and the Fearless Spies", is a 1994 Danish children's film, music for the film was written and performed by Søren Rasted and Claus Norreen who later teamed up with René Dif and which Norwegian musician and singer-songwriter who is the lead vocalist of the Danish eurodance group Aqua/
Answer: Lene Nystrøm