Keep scrolling for five things to know about Shellback: What Is Shellback’s History With Swift? Born Karl Johan Schuster in Sweden, Shellback was a heavy metal guitarist before pivoting to pop music ...
Karl Johan Schuster, also known as Shellback, was born in the south of Sweden along the Baltic Sea. The now-40-year-old got into music as a drummer for local indie rock bands — he told Swedish ...
Longtime collaborators Max Martin and Shellback played key roles in the album's creation. Pop star Sabrina Carpenter lends guest vocals to the closing track. Taylor Swift commands the spotlight, but ...