It's a Justin Timberlake gif, and every few weeks or so a few popular pale/rose/whatever type-themed blogs reblog it and it gets another 2-4 thousand notes.
it's okay. pssh the haters haven't gotten to me. that post helped me rise to more than 400 followers, more than half of them actively reblog me so whatevs.
It's not on my Tumblr but one time I wrote something somewhere else and someone screencapped it and uploaded it to their tumblr and now it has 130k notes.