9+10=21 is an untrue answer come a math problem, which was an initial spoken digital in a Vine video. The video, also known as "What"s nine Plus Ten," quickly ended up being a fad in ~ the Vine community, resulting in remixes and also other parody, and later dispersing to various other web communities. In Summer 2019, the video saw a rebirth in popular on Instagram, Twitter and iFunny.

You are watching: What 9 + 10

WESTROSECRAN released the original video.<14> in ~ eight years, the post received more than 30 million loops, 707,000 likes and 605,000 revines (mirror below). In the Vine, a male talks to a boy and also claims that he is stupid. After ~ the young replies that he isn"t, climate the man asks him, "What"s 9+10?" to which the young answers "21." The man then reaffirms his statement.

- friend stupid.- No, I"m not.- What"s nine plus ten?- Twenty one.- you stupid.


The first known remix that the Vine<18> was posted through user BRUH, where it received over 7.14 million loops, 185,000 likes, and also 145,000 revines; another remix was posted a few days later.

Although the initial Vine was deleted, the video clip was re-uploaded come YouTube on July 7th, 2014, by Alondra Morelos,<1> and also then again ~ above July 9th by YouTuber Shadow i ordered it (seen below).<2> by December 14, 2014, Morelos" upload had actually received over 5.7 million views and also 37,000 likes, and also Shadow"s upload had actually received 3.7 million views and 28,000 likes.

Later, on august 29th, YouTube user SwiftStar352 uploaded<4> a track featuring audio from the Vine (seen below) remixed through "Hot Nigga" by laboratory star Bobby Shmurda, which was one of the nation"s optimal songs in ~ the time. The song reached 14.6 million views and 108,000 likes through December 2014. That has due to the fact that been deleted, however a re-upload by simply Boggsy has actually received end 390,000 views as of April 2016.

The kid in the video, whose identity remains unknown, has often been referred to as "The 21 Kid."

Runaway Hoax

On October 13th, the parody website Huzlers exit a hoax post detailing exactly how the child had actually run away.<6> The article listed that the child had left a good-bye note.

The child, whose real name is Habeeb Cisse, ran far from his house Saturday night and is currently being looked for throughout the entirety Baltimore area. Authorities speak the boy left a goodbye note in his bedroom that read:“I exhausted of everyone lafing(laughing) in ~ me, ns running far forever now, if yu(you) want to discover me the just clue i leaving is 21”

Posts ~ above several blog post boards, including IGN, shown that some world fell because that the hoax. A free YouTube video clip was exit by the user Franklin Clinton and also received over 650,000 views as of April 2016. It is proven by YouTuber WavyWebSurf<15> the this is the 21 kid due to the fact that this video clip was initially uploaded on DREHUPEMSU"s Vine page

On October 3rd, 2020, WavyWebSurf posted a video deep-diving right into the hoax, gaining over 3.7 million see in a year (shown below).

2019 resurgence

In Summer 2019, memes based on the Vine regained popular on Twitter, iFunny and Instagram. Before April 4th, an unknown user post a not Funny, Didn"t Laugh video clip featuring a still photo from the Vine. Top top April 4th, 2019, the video clip was reuploaded to YouTube where it got over 28,100 views within 4 months (shown below).<7> top top June 10th, 2019, YouTube user bleu Chicken renewed again an Awesome, He finally meme based upon the video made by one unknown author (shown below, right).<8>

In the following month, the Vine gained additional spread top top iFunny, Twitter and also on Instagram. On July 1st, 2019, Twitter user
Timotainment<9> posted a "Not Funny, Didn"t Laugh" modify of the Vine featuring donkey Kong, with the video clip accumulating over 413,000 see in one month, and the tweet acquiring over 14,500 retweets and 46,100 likes.

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— Timotainment (
Timotainment) July 1, 2019

In July 2019, multiple significant edits of the Vine to be posted top top Twitter, iFunny and also Instagram, including notable execution by
TunnelingOG,<11> professionalretard.mp4<12> and also yupanthony.<13>

In January 2021, Twitter<16> account
twentyonecount opened up with the objective of counting down the days till September 10th, 2021, the day as soon as "9 + 10 really equals 21," according to your bio. The account"s an initial tweet to be posted ~ above January 16th, and also reads: "237 days till September 10th, 2021."

The web page posted daily tweets counting down the days and grew a far-ranging following in the eight month leading approximately the date. On respectable 23rd,


On September 7th, Instagram<17> web page