Help! Minecraft won't work for me its always failing it says "crash report"

What I expected to happen was for Minecraft to start BUT as I started eventually minecraft had a crash report I couldn't believe it I had all requirements I had Java and windows 8 and I had 3gb and it won't let me go in! It always says "crash report" This never happened on my laptop and my laptop has the same Version/stuff this computer has

PLZ HELP