The Hangover Part II takes no chances and opts for a safe, subdued pre-wedding brunch. Things do not go as planned, resulting in another bad hangover with no memories of the previous night. Development began in April 2009, two months before "The Hangover" was released. The principal actors were cast in March 2010 to reprise their roles from the first film. Production began in October 2010, in Ontario, California, before moving on location in Thailand. The film was released on May 26, 2011 and became the highest-grossing R-rated comedy during its theatrical run. A third and final installment, "The Hangover Part III", was released
The Hangover Part III writing, "Ditching the hangovers, the backward structure, the fleshed-out characters and any sense of debauchery or fun, this installment instead just thrusts its long-suffering protagonists into a rote chase narrative" Stephen Farber of "The Hollywood Reporter" wrote, "Young viewers looking for unbridled raunch will be sadly disappointed, and so will other moviegoers expecting more than a few wan chuckles." Steven Holden of "The New York Times" called "The Hangover Part III" "a dull, lazy walkthrough that along with "The Big Wedding" has a claim to be the year's worst star-driven movie." Betsy Sharkey of the "Los Angeles Times" said, "I'm