question: The Ricks Must be Crazy is a reference to a South African comedy film that was written and directed by who? 
answer: Jamie Uys
context: Title: The Ricks Must Be Crazy
  Passage: "The Ricks Must Be Crazy" is the sixth episode in the second season of the American animated television sitcom "Rick and Morty", and the seventeenth overall episode in the series.  Written by Dan Guterman and directed by Dominic Polcino, the episode first aired on Adult Swim in the United States on August 30, 2015.  It is speculated that the title of the episode is a reference to the 1980 film "The Gods Must Be Crazy".
  Title: All the Way to Paris
  Passage: All the Way to Paris is a 1965 South African comedy film directed by Jamie Uys and starring Uys, Bob Courtney and Reinet Maasdorf.
  Title: The Gods Must Be Crazy
  Passage: The Gods Must Be Crazy is a 1980 South African comedy film written and directed by Jamie Uys.  Financed only from local sources, it is the most commercially successful release in the history of South Africa's film industry.  Originally released in 1980, the film is the first in "The Gods Must Be Crazy" series.  It is followed by one official sequel released by Columbia Pictures.
  Title: Running Riot (film)
  Passage: Running Riot is a 2006 South African comedy film directed by Koos Roets and stars Bill Flynn.  The cast includes Paul Slabolepszy, Vanessa Harris, Robin Smith, Nazli George, Brendan Gearly and Joey Rasdien.  It is based on a play by Paul "Slab" Slabolepsky.
citations: The Ricks Must Be Crazy The Gods Must Be Crazy