Better movie endings
It all started from "How Lord of the Rings Should Have Ended" and then developed into the series. Some of these are really great. OMG, wasted two hours on Sunday Night...
http://www.youtube.com/watch?v=fp9DHzgr758&NR=1 - Predator
http://www.youtube.com/watch?v=kXraSkgssFk&NR=1 - Avatar
http://www.youtube.com/watch?v=bBBw9E2Q_aY&feature=related - Terminator
http://www.youtube.com/watch?v=zzoeEdW-EDQ&feature=related - Star Wars Episode 4
http://www.youtube.com/watch?v=6L8b1zPE0-Y&NR=1 - Empire Strikes Back
http://www.youtube.com/watch?v=KBAuMpOpSnA&feature=related - Inception
http://www.youtube.com/watch?v=t7XFyQhT1sw&feature=related - Pirates of the Caribbean - Dead Man's Chest
http://www.youtube.com/watch?v=Nnl-yQjGYBs&NR=1&feature=fvwp - Social Network
http://www.youtube.com/watch?v=WbJ-y6BWfUc&feature=related - Star Trek
http://www.youtube.com/watch?v=adW46gsMTXM&NR=1 - Iron Man
http://www.youtube.com/watch?v=y3TQmCTWFbg&feature=relmfu - District 9
There's more, but others are weaker IMHO.