Ace of Base songwriter Jonas Berggren talks to Kyle Meredith about the 25th anniversary of hit album The Sign and how the band developed their unique pop-reggae sound. He also explains why Ace of Base put out different versions of their albums under different titles in the United States, reacts to his band's influence on artists like Katy Perry and Lady Gaga, and breaks down why record labels think some songs are "too European" for American audiences.