 The episode received generally positive reviews and , according to Nielsen Media Research , was seen by more than three million households in its original airing , making it the most @-@ watched Comedy Central production of the week . The title is a reference to the Elizabeth Gilbert book Eat , Pray , Love ; the episode also included references to Martha Stewart and the film The Road Warrior . The episode ends with the South Park men recording " Queef Free " , a charity song in the style of " We Are The World " mixed with lyrics from " I Am Woman " . " Eat , Pray , Queef " was released on DVD and Blu @-@ ray along with the rest of the thirteenth season on March 16 , 2010 . 
