2) In fairness, the first 40 minutes of the movie serve as an excellent sedative.
"'he killed a giraffe—who gives a . . . ?' says Bradley Cooper, in what amounts to a candid articulation of the trilogy's worldview." --Chris Packham
"Pajiba: Well, it’s hard to get people to read reviews these days unless there’s a gimmick, but what else can I say? It’s the same film as the other two, only with half the laughs of the second film, which only had two. You took a scene stealer from the first film (Ken Jeong) and you turned him into a major character. I mean, you went to Georgetown; how does an Asian caricature speaking in broken English for nearly two hours sit with you?Cooper: Look, I didn’t write the film."
"Early tracking suggested Hangover would open to about $20 million, great for a low-budget comedy. When the movie grossed $45 million during its first weekend, the stars' lives changed instantly. Neither Phillips nor any of the actors was signed for a sequel. That gave CAA, which represented all four of them, enormous leverage. Sources say the stars got raises to about $10 million each to return, and Phillips received about $10 million against 10 percent of profits. The trio got bumps to about $15 million each for the third film."
Kermode Uncut's reaction to The Hangover Part III