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 “Bara Bada Bastu.” The DJ Axwell is part of a group named for this country, who collaborated with The Weeknd on the 2022 hit “Moth to a Flame.” (10[1])A band (10[1])from this country suggests (10[1])moving to “Las Vegas or Monaco” because we live “in a rich man’s world.” A (10[1])group from this country sang about “The history book (10[1])on the shelf… always repeating itself” (10[4])in its 1974 Eurovision-winning song “Waterloo.” (10[1])For 10 points, name this home country of a namesake (-5[1])“House Mafia” (10[1])and the band ABBA. ■END■ (10[1])