The meme stems from NSYNC's 2000 smash hit "It's Gonna Be Me." When singing the titular line in the song, Timberlake annunciates the word "me" as "May." According to a 2016 article from E!

It’s the most searched *NSYNC thing ever on that day just because of this stupid little meme, which I’m sure Justin loved. But yeah, it's a gift that keeps on giving." "There are so many ...

According to the database KnowYourMeme, the "It's Gonna Be May" trend originated in 2012 and continues to make the rounds every April 30 in the form of photos, videos and animated GIFs. The meme ...