one of my youtube video was ranking at #2 on google for a particular keyword..i bought a gig from fiverr of around 5000 comments and the ranking dropped to #277 now its no where to be seen for that particular keyword ....what can i do now ..i ordered about 5000 comment backlink, ( i dont know how many of them even got indexed but my ranking was hit massively ...i bought some PR1 D0F0LLOW + backlinks to recover thinking it will help but ..i don't see any movement in serp later i changed few tags , description etc and my video got f*ked up even more ... till that point i was getting around 15 hops a day to my affiliate link from past 2 days i see 1-0 ...what can be done from this point to recover my position ..