Unforgettable Bloopers on Instagram: "This clip comes from The Hangover (2009), the R-rated comedy directed by Todd Phillips that helped launch Bradley Cooper into mainstream stardom. During a hospital scene, an elderly patient unexpectedly walks through the background nearly nude, creating a moment that was meant to be uncomfortable and absurd. In outtakes from the scene, Cooper visibly breaks character and struggles to keep a straight face as the chaos unfolds behind him, turning the take into