Michael Trempenau was born in Denmark and grew up in Vesterbro with his mother , Doris , who died April 2010 at the age of 80 , and two brothers , Dennis and Kim . Trempenau started his musical career singing in Vesterbro Ungdomsgård , a youth group club in Copenhagen , and appears on their first album : '' Vi lever på Vesterbro '' ( 1974 ) . In 1976 , Trempenau , now known professionally as Tramp , joined the pop band Mabel as the lead singer . Mabel released five studio albums and were very popular in Denmark and Spain , with Mike receiving " teen idol " status . In 1978 , Mabel won the Danish Song Contest with the song " Boom Boom " and represented Denmark in the Eurovision Song Contest 1978 that same year . Later , Mabel moved to Spain and became Studs , releasing a debut self-titled album in 1981 and then moved to New York City and became Danish Lions in 1982 . After recording demos , the band returned home to Denmark , however , Tramp decided to remain in America
Eurovision Song Contest 1978
Eurovision Song Contest 1978
Mike Tramp