An entity of The Backrooms, most commonly found on Levels: FUN, 119, and 188.
Partygoers are highly aggressive, and highly
intelligent.
They create Balloons and can mimic the sound of laughter, these are used to lure you to them.
Partygoers are tall slender bright yellow (sometimes other colored) entities that appear to have a smile carved into their "face", inside their "sleeves" is what looks to be similar to a
lamprey eels mouth, Partygoers will latch onto it's prey and convert them into
one of them, Partygoers can create, alter, and delete wiki pages of
information about them.
Partygoers are silent, but lack in speed, so you could easily outrun them.
If you see confetti flying out of a window on Level 188 T̵h e r e̵'̵s̵ a ̲̳̤̭̇͑̋ p ͎̻͉̬̙̹̺̄̌̆̓͘a̴̜̘͇̹͒ŗ̴̡̺̣̻̐̿̉͋̉͘t̴̜̔͛̽̏̄̈̕͠y̶̡̟̫̩̼͇̺͛ͅ i̵͇͗͊̈́̈́͘n̴̰̯̘͛̀̄͐͌̚̚ ̶̡̡̡̺͇̠̫̳̾̀̉̅̆͐̐̓ţ̶͕̫̺̙͚̩͆̈́̃̒̈́̆̈́͠h̵̯̥̖̱̅͆͐̑̆e ̡̛̛̝͊̄͂̆̏̊̇̌͒̂r ̡̢̪̜̳͉̗̳͚̱̻̊̆̉̏̉͆̔ͅͅe̵̯͋̀̂͌̚͝! ̢̢̨̘̳̲͇̤̣̬̖́̏͊͑͗͒͂ ̒͜= ͓̫͍̥̆͒̈́̂͌͗̉) ̛̰̀͗̓͂̚