Priska Zemp was born with a musical talent. Her mother is a classically trained soprano, her father sings in several choirs. Also her sister and brothers are busy in bands. During the last ten years Priska Zemp has gathered experience as a singer and composer in different bands. It more and more became the number one thing in her life. In April 2005 she started her solo career as Heidi Happy. Just two years later she has hit her peak.