[1] Bebelaar began piano lessons with Georg Ruby and Richie Beirach and after graduating from high school in 1993 he studied at the State University of Music and Performing Arts Stuttgart with Paul Schwarz.

For many years, he worked together with musicians such as Michel Godard, Herbert Joos, Joe Fonda, Prakash Maharaj, Vikash Maharaj, Hakim Ludin, Friedemann Dähn, Vincent Klink,[2] Günter "Baby" Sommer,[3] Ulrich Süße and Mike Rossi.

In 2001, Bebelaar composed the commissioned work "Point of View" for the Internationale Bachakademie Stuttgart, followed by compositions for the city of Esslingen and many more.

The press describes his style: Bebelaar received several grants from the University of Natal, Durban (1995/96), the Kunststiftung Baden-Württemberg (1996) and from the Hermann Haake Foundation (1996).

[13] The CD Three Seasons (HGBS 2014 with Günter "Baby" Sommer and Michel Godard) was awarded "Album of the Year 2014" by The New York City Jazz Record.