4.Haylie Duff, Hilary Duff's sister, was actually the one who provided the singing voice for Isabella in The Lizzie McGuire Movie.
5.Julia Roberts' head was photoshopped onto someone else's body in the Pretty Woman movie poster.
6.In A League of Their Own, the character of Dottie was actually played by two different actresses: Geena Davis as young Dottie, and Lynn Cartwright as old Dottie.
7.And the character of Thackery Binx in Hocus Pocus was played by two different actors as well.
8.On 8 Simple Rules, Kaley Cuoco played Amy Davidson's older sister, but in real life she was actually six years younger than Amy.
9.And Shirley Henderson was 35 years old when she started playing Moaning Myrtle, a 14-year-old, in the Harry Potter movies.
10.All of the babies from Rugrats were voiced by women.
11.Wendy Makkena, aka Sister Mary Robert from the Sister Act movies, lip-synced alllllll of her character's singing.
12.And Rebecca Ferguson didn't actually sing as Jenny Lind in The Greatest Showman.
13.Toni Collette is actually Australian. She's just been acting with an American accent for decades.
14.Phylicia Rashad was pregnant during Season 3 of The Cosby Show, and it became a running gag to see what ridiculous props they could use to cover her baby bump.
15.Rachel McAdams' hair in Mean Girls wasn't dyed blonde. That was a wig.
16.Humphrey Bogart was two inches shorter than Ingrid Bergman, so he wore platform shoes, stood on boxes, and sat on cushions to appear taller in Casablanca.
17.And Guy Fieri's real name is actually Guy Ferry.
Are we missing any other cool, wild, and surprising facts? Tell us about them in the comments below!