Lauri Ylönen is a Finnish musician and singer-songwriter, best known as the lead vocalist of the rock band The Rasmus. Born on February 23, 1979, in Helsinki, Finland, he gained fame in the early 2000s with the band's hit songs like "In the Shadows" and "Guilty." In addition to his work with The Rasmus, Ylönen has pursued solo projects, showcasing his versatility as an artist. He has released several solo albums and collaborated with various musicians, contributing to his reputation in the Finnish music scene and beyond.