Big problem with my 15 inch MBP 2011...help

Hi guys

Laptop works perfectly during 3+ years and now something happens

Better I describe this in short 1 min video

Check please on YouTube if someone have time

https://www.youtube.com/watch?v=Wib6zONqXlM

P.S.: it happens when I simply watch movie on Mountain Lion and after I make PRAM reset...start from CMD+R....many restarts etc. (D key won't work anymore), then I have lucky chance upgrade to Mavericks, everything works fine during approx 24 hours and it happens again...all frozen blue finally as on my video