Swedish rock singer and guitarist most known as frontman of rock band Snowstorm.
Peeker also was member of the back-up band (guitar & backing vocals) for Swedish singer Lotta Engberg in the 1987 Eurovision Song Contest.
After his musical career, Peeker switched to medicine and is now a professor at the University of Gothenburg and a senior doctor in reconstructive surgery at the Sahlgrenska hospital.
In his spare time he is a pilot, competes in triathlon and plays in a cover band