* It was all a dream.
* The 2001-ape-throwing-bone-to-the-sound-of-spoke-zaratrusta-or-whatever-its-called scene.
* "You won this time (hero's name), but I'll get you next time! Huahahaha!"
* Magical teardrops that make people ressurect, flowers grow, miracles happen (also known as the "Teardrop Deus Ex Machina" cliche)
* The first thing someone with amnesia says is: "where am I? who am I?"
* Teenage party getting out of control, and the owner of the house is desperadly trying to clean up thing before parents get back (95% of Wonder Years episodes)
* The substitute teacher who gets to teach in a classroom full of poor kids who listen to hip hop at the classroom, curse all the time and spray grafitti al over, and are too dumb to learne. In the end, the dumbest, meanest kid gets graduates and gets a diploma, all thanks to the alternative way of teaching of the substitute teacher (I've seen about 20 movies with this exactly same plot).
* Kid travels back in time to medieval-england-king-arthur-and-the-round-table-like era. He/she uses technology as if it was magic to save the day (ditto).
* "I have a bad feeling about this" (hmmnnn...)