Hildegunn graduated from the Swedish academy of music, Ingesund in 1990.
As the first female musician employed in a professional big band in Scandinavia, Hildegunn has toured with eminent jazz legends all over Europe and has recorded several cd’s.

After 10 years in Bohuslän Big Band in Sweden, she left to explore the African rhythms and soundscapes. Hildegunn lived in Cape Town, South Africa for more than 2 years where she formed the band Uhambo, which has recorded two CD’s with some of Hildegunn’s compositions.

Hildegunn manipulates the sound of her trumpets and her voice with electronic equipment inspired by both nature and urban civilization.

She has participated in numerous projects with folk musicians from Norway, Greenland, Iceland, Denmark and Finland and has toured in the Nordic countries, Kosovo, England, Switzerland, Hong-Kong, Ghana, South Africa, Pakistan and India.

Mocci has participated in many international musical projects. She has appeared in a number of TV shows and was last seen on TV jamming with Patti Labelle during the 2004 Nobel Peace Prize Concert. In 2001 she appeared in the Eurovision song contest – Norwegian finale with the single ”You’ve got the motion” which later became a radio hit. She has recorded a number of CD’s and was cultural ambassador for the HIV and AIDS Telethon organised by Kirkens Nødhjelp.