Originally written and performed for a 24-hour theater festival in Los Angeles in October of 2009. It then premiered as a one act in March of 2010 in the Short Lived 3.0 One Act Play Festival. The original "Sarah" was played by Diana Rein (who wrote and performed the song "So Sexy" for the film version) and the original "Brenda" was played by Nina Harada.
"The Body" was played by Annie Nguyen for the stage version of "Besties" and by My-An Nguyen for the film version. They are not related.
The license plate used on Sarah's Jag is actually director Matt Ryan's license plate from his Ford Ranger.