Kalle is a Swedish singer-songwriter who has been making music since the early 2000s. His music is often described as folk or indie rock, and he has released several albums and EPs over the years. Kalle's songs are often introspective and personal, and he has a knack for writing catchy melodies and lyrics that resonate with listeners. He has toured extensively throughout Europe and the United States, and has performed at festivals such as SXSW and Glastonbury.