Career
Möllberg started performing when he was 18 years old. Möllberg is best known for his role as Banarne in Trazan & Banarne. He met "Trazan" (Lasse Åberg) for first time in Gothenburg where Möllberg was playing with a band.
They also appeared in the 1985 film Sällskapsresan 2 – Snowroller.
Möllberg hosted the 1992 "Julkalendern" Klasses julkalender. In 2009 he competed in the television program Hjälp! Jag är medical i en japansk tv-show and finished in 2nd place.