But it's not just the outside trappings that are to blame -- sometimes, it's the movies themselves that wreak hardship and woe upon the actors involved. Like the time ...

The life of a movie star can be a perilous one. From the time-consuming paternity suits and rehab stints, to dealing with the constant encroachment of filthy public interlopers on the pristine sands of one's private beach, fame is often a picnic that's filled with unsavory ants.

5 Die Hard Left Bruce Willis Partially Deaf

For a while, Bruce Willis was the coolest man on the planet, but as the years (and the hairs) have piled up, he has slowly morphed into a cantankerous coot. (A coot who could kick your ass, sure, but a coot nonetheless.) But there's a good reason why he appears so constantly frustrated, craning his neck and furrowing his brow as if he's struggling mightily to keep up with the flow of conversation. That reason is: Die Hard.

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The man, it turns out, sacrificed his physical well-being to bring us the scruffy perfection that is John McClane. In his own words, "Due to an accident on the first Die Hard, I suffer two-thirds partial hearing loss in my left ear and have a tendency to say, 'Whaaa?'" So he's not just being willfully obtuse for the sake of being obnoxious, it seems. While defending her Pops from all the snarky internet jerks making fun of his performance-arty interviews, Willis' daughter Rumer elaborated: "I think part of the problem is sometimes he can't hear ... because he shot a gun off next to his ear when he was doing Die Hard a long time ago, so he has partial hearing loss in his ears."

20th Century Fox

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Hearing loss, or, as exactly zero medical professionals call it, "Hans' Revenge."

So don't judge Bruce too harshly when he grumps like a gramps every time he gets near a microphone. In addition to the eardrum thing, his daughter described another increasingly difficult and painful hurdle he must face every day: "I think he just has this vibe where he feels like he's gotta kinda do a cool man [thing]." OK, you could have just said that.