<P> `` To Sirloin with Love '' is the twentieth episode of the thirteenth season as well as the series finale of the animated television series King of the Hill . It is the 255th episode of the series overall . It originally aired on Fox on September 13 , 2009 . </P>
<P> `` To Sirloin with Love '' is the twentieth episode of the thirteenth season as well as the series finale of the animated television series King of the Hill . It is the 255th episode of the series overall . It originally aired on Fox on September 13 , 2009 . </P>
when did the last episode of king of the hill air
when did the last episode of king of the hill air
September 13 , 2009
September 13 , 2009