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