Bernie Tiede

Bernhardt ``Bernie'' Tiede II (/ˈtiːd/; born August 2, 1958) is an American mortician and convicted murderer. Tiede confessed to the shooting of a wealthy 81-year-old widow, Marjorie ``Marge'' Nugent, in Carthage, Texas on November 19, 1996. The murder is the subject of the 2011 film Bernie, directed by Richard Linklater and starring Jack Black as Tiede.

Question: the movie bernie based on a true story
Answer: yes