Juhana "Juffi" Karlsson is drummer in Crystal Blaze. He joined the group in 2008, replacing previous sticksman Gustaf Standertskjöld.



Juhana's musical background consists of a couple of years of piano and some choir singing when Juhana was young, and drums plus guitar since the age of 13. Some music theory as well.



Juhana Karlsson names Jojo Mayer, Thomas Lang, Dave Weckl and Dennis Chambers as influential drummers.