How much did this American animated TV series and media franchise for which Kris Zimmerman directed episodes, gross worldwide in retail sales?
Kris Zimmerman: Kris Zimmerman Salter (born December 12, 1958 in Cleveland, Ohio) is an American voice and casting director in the animation and video game industry. Ben 10:  Worldwide it has grossed over $4.5 billion in retail sales.
i don't know