Help me, it may make the next internet sensation, but Idk how to start it D: Help?!?

Okay, so, bare with me people. What is it called when you want to edit a video, like take snippets out, but you also want to like put the whole thing together, into one fantastic video orgy. What would I search on Google, "Free Movie Editor" or "Free Movie Maker"? HELP ME PLEASE?!