The first known instance of Rickroll occurred in May NUMBER@1 on / v / , 4chan 's video game board , where a link to the PERSON@1 video was claimed to be a mirror of the first trailer for MISC@1 IV -LRB- which was unavailable due to heavy traffic -RRB- .

The first instance of rickrolling happened in May NUMBER@1 on the 4chan video game board , where a link to the video was said to be a copy of the first trailer for MISC@1 IV .
