I hate to be rude, but uh....please use some non-smiley punctuation. That was really quite difficult to read
For anyone wondering, he switched off of Ubuntu at some point, and cleaned his laptop out. He reapplied thermal paste to the heatsinks and how the computer is freezing.
Did Mint work with your laptop before you disassembled it? Does Ubuntu or another distro still work on it?
Does it just freeze, or does it crash to a black screen? If it's frozen, can you switch terminals with CTRL+ALT+F1? If the keyboard has lights for capslock or scrolllock, do they light up when you press them?