Dag Ingebrigtsen is a Norwegian

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 musician who had his debut in 1977 with the group Subway Suck. He got his breakthrough in 1980 with the rock band The Kids

The Kids (Norwegian band)

The Kids was a Norwegian band from Trondheim founded in 1979, not to be confused with the eponymous Belgian punk rock band. Their most familiar hit was "Forelska i lærer'n" , in 1980. Norske jenter was also a hit and the band were released in Sweden with Swedish language versions of the songs...

, who had the hit "Forelska i lærer'n" ("In love with the teacher"). After his success with The Kids, he fronted the Norwegian hard rock band TNT

TNT (band)

TNT is a Norwegian hard rock/glam metal band from Trondheim, formed in 1982. The band has released twelve studio albums, three EPs and two live albums while going through numerous line-up changes since its formation...

. He sang and played rhythm guitar on their self-titled debut album

TNT (TNT album)

-Band:*Dag Ingebrigtsen – lead vocals and rhythm guitars*Ronni Le Tekrø – lead guitars*Steinar Eikum – bass guitar*Morten "Diesel" Dahl – drums, percussion-Sources:*...

 in 1982 before being replaced by American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 Tony Harnell

Tony Harnell

Antony "Tony" Harnell is an American hard rock singer, best known for his work with the Norwegian hard rock band TNT....

 two years later. He recently reunited with TNT live during their 25th Anniversary concert to sing "Harley Davidson".

He is the father of the ski jumper Tommy Ingebrigtsen

Tommy Ingebrigtsen

Tommy "Tiger'n" Ingebrigtsen is a former Norwegian ski jumper who represented Byåsen in Trondheim. He won the large hill competition at the FIS Nordic World Ski Championships 1995 in Thunder Bay, Ontario at only 17 years of age...

.