Lukasz "Dr. Luke" Gottwald Also Known As Doctor Luke Luke Gottwald Lukasz Gottwald Birth Name Lukasz Sebastian Gottwald Is A Musician Songwriter And Producer Who Has Written And Produced For Artists Such As Kelly Clarkson Jibbs Lady Sovereign Kelis Avril Lavigne Marion Raven Missy Elliott P!nk Lil' Mama Mos Def The Backstreet Boys Daughtry The Veronicas Britney Spears Christina Aguilera And The Sugababes. Dr. Luke Was Also The Guitar Player In The Saturday Night Live Band For Ten Years Leaving The Band At The End Of The 2006-2007 Season.