When we see movies, we tend to take the phrase "based on a true story" with a healthy amount of skepticism, because a lot of them turn out to be complete bullshit . However, some movies are inspired by true events that are so unrealistic, the filmmakers don't even bother telling us they actually happened, because we'd never believe them if they did. Did you know ...

6 50 First Dates -- A Real Woman Has Drew Barrymore's Bizarre Form of Amnesia

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50 First Dates has a setup that seems exactly as realistic as, say, Liar Liar. Drew Barrymore plays a woman who, due to an accident, is afflicted with a wacky form of amnesia, so whenever she goes to sleep, all her recent memories are erased. Each day she wakes up thinking it's the day of her accident, leading to a series of contrived comedy misunderstandings.

Yes, despite the fact that she has to spend every single day rediscovering the fact that she is married to Adam Sandler, this movie is supposedly a comedy.

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Drew's expression suggests otherwise.

The True Story

There actually is a real-life woman with an ultra-rare form of anterograde amnesia, and as a result, for nearly 20 years Michelle Philpots has been completely unable to form new memories. She has to use a deck of Post-it notes just to get through her day-to-day life.

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She is presumably also tattooed with cryptic sentence fragments and out for revenge.

Philpots was in a bad motorcycle accident in 1985 and an equally severe car accident in 1990, and her resulting injuries did enough cumulative brain damage that she started suffering from seizures and was diagnosed with epilepsy. By 1994, Philpots had completely lost the ability to retain any short-term memories, and she now has no recollection of anything that has happened for the past two decades. Which means that she starts off every single day believing it is still 1994.