Tony Hendrik (born Dieter Lünstedt, March 4, 1945 in Bad Bederkesa, a.k.a. Dee Dee Halligan, Jimmy Tarsus) is a German music producer, composer, and owner of a record label. The most known artists and bands he has produced and composed for are Bad Boys Blue, Londonbeat, and Haddaway. Hendrik co-wrote the Haddaway classic song "What is Love."