High School and Michael Jackson's This Is It, have which mutual genre?
High School (1968 film): High School is a 1968 American documentary film directed by Frederick Wiseman that shows a typical day for a group of students at Northeast High School in Philadelphia, Pennsylvania. Michael Jackson's This Is It: Michael Jackson's This Is It is a 2009 American documentary–concert film directed by Kenny Ortega that documents Michael Jackson's rehearsals and preparation for his concert series of the same name that was originally scheduled to start on July 13, 2009, but was cancelled due to his death eighteen days prior on June 25.
documentary