Lars Horntveth is a Norwegian musician, band leader, and composer. He is the younger brother of tubaist Line Horntveth, but best known as a key member of the bands Jaga Jazzist and The National Bank, together with his brother Martin Horntveth.

Tønsberg, historically Tunsberg, is a city in Tønsberg Municipality in Vestfold county, Norway. It is located about 102 kilometres south-southwest of the capital city of Oslo on the western coast of the Oslofjord near its mouth onto the Skagerrak. The city is the most populous metropolis in Vestfold county. Tønsberg also serves as the administrative centre for Vestfold county and the seat of the County Governor of Vestfold og Telemark.