GTA video editor for PC is pretty sick..

[Judas Deceit]

Think about all those times on the 360 where something in gta4 happened so fucking ludicrous and absurd that you screamed you wish you had the ability to record and playback a la halo 3. Well on the PC you can do that very deed and then some. Check out this Burgatory clip made utilizing said functionality: Burgatory is on the bottom

Also left 4 dead is my new obsessive video game guilty pleasure