Jesper Erik Mathias Dahlbäck (born October 14, 1974) is a Swedish techno DJ and producer. Besides his real name, he has used various stage names and pseudonyms such as Lenk, Dahlback, Dick Track, Faxid, Groove Machine, Janne Me' Amazonen, The Pinguin Man oder DK (with Thomas Krome). Hugg & Pepp / Pepp & Kaliber are names of duos for his common collaborative work with his cousin John Dahlbäck. ADJD is used for his collaborations with Alexi Delano. He also uses the names The Persuader and Sunday Brunch together with Jean-Luis Huhta.
https://en.wikipedia.org/wiki/Jesper_Dahlb%C3%A4ck