Many of the rich and famous (such as Raquel Welch, Willian Holden, Donald Sutherland, Stephanie Powers, and the
LA Times Hearst family. ) sought out Jansen for his portraiture skills, Jansen's sitting fee in the 1960 was
US$20,000. In addition, he also gained fame for his portraiture of
The Beatles and
The Rolling Stones. His Beatles portraits are among the more collectible memorabilia by fans. He was in great demand in the
Los Angeles galleries, but sold primarily through Aaron Brothers. == Painting ==