<Tr> <Td_colspan="2"> Theatrical release poster </Td> </Tr> <Tr> <Th> Directed by </Th> <Td> Randal Kleiser </Td> </Tr> <Tr> <Th> Produced by </Th> <Td> Robert Stigwood Allan Carr </Td> </Tr> <Tr> <Th> Screenplay by </Th> <Td> Bronte Woodard </Td> </Tr>

What is the story behind the movie grease