 Also in 1975 he was asked to join ABBA as a session musician on tour, but he declined, due to the birth of his first child Dimitri and his concurrent solo career.Tolonen is a virtuoso guitarist, who is highly respected in his native Finland as well as in Sweden, where he has lived for long periods.Among Tolonen's side projects are Guitarras Del Norte, Trio Tolonen, and Jukka Tolonen Band (JTB).