Frodo Doesn't Know Legolas's Name
This theory becomes apparent when the hobbit is in the hospital, everyone gathers around to see him, and Frodo exclaims everyone's name in excitement EXCEPT Legolas.
The Matrix's Machines Are the Good Guys
The Machines actually tried to become democratic members of society, but the human race refused to let them create their own country and waged war. The Machines even ally with humans against Agent Smith.
Snowpiercer Is a Sequel to Willy Wonka and the Chocolate Factory
The train's engine must now be maintained by small children after the race it was initially designed for became extinct. This sounds a lot like Oompa Loompas.
Jar Jar Binks Was a Sith Lord The Whole Time
One foundation for this idea is how the prequel Star Wars trilogy was meant to parallel the original. In this case, everybody's least favorite Gungan was meant to take a similar role to Yoda's.
Stormtroopers Can Actually Aim
If troopers can shoot, why was their aim off during the group's escape from the Death Star? Even Princess Leia comments on how easy their escape was. The answer: they knew letting them go would lead them to the base of the resistance.
Shrek Didn't Have a Name
When our disgruntled, yet loveable, orge rescues Donkey from the soldiers, Donkey asks what his name is. Shrek's response is a bit odd. He hesitates for a second, then says, “Uh, Shrek?”