Despite being from a neighbouring country, the group KAJ (“kye”) came fourth whilst representing this country at the 2025 Eurovision Song Contest with the song (10[1])“Bara Bada (10[1])Bastu.” (-5[1])The DJ Axwell is part of a group named for this country, (10[1])who collaborated with The Weeknd on the 2022 hit “Moth to a Flame.” (-5[1])A band from this country suggests moving (10[1])to “Las Vegas or Monaco” (10[1])because we live “in a rich man’s world.” (10[2])A group (10[1])from this country sang about “The history book on the shelf… always repeating (10[1])itself” in its 1974 Eurovision-winning song “Waterloo.” For 10 points, name this home country of a namesake “House Mafia” and the band ABBA. (10[1])■END■ (10[2])