There have been plenty of horror franchises that have hit the big screen over the last few decades, but Scream remains one of the most memorable. It's hard to believe it's been 25 years since Ghostface first started making creepy phone calls. What makes this movie — and the franchise it started — really stand out is its choice to wink at the fourth wall, turning it into a slasher flick that also satirizes slasher flicks and kicking off a whole new subgenre of self-aware horror movies.