September 5th

National dress like your boss day

Boss: why do you look like me

Worker: it’s September 5th, national dress like your boss day

by Pandaman678 September 5, 2021

September 10th

National Give Lundan your sisters number day, specifically those who are volleyball managers in Harmony Science Academy

“Mariam yo sister is hot. Hey it’s also September 10th, National Give Lundan her number day! ”

Jovany: Hey Mariam what’s your sister’s number
Your response should always be a “mf that’s for lundan”

by imdefnotlundan September 5, 2021

September 6th (gray day)

International gray day, 6/9 will forever be gray day. Everyone devotes this day to praise gray our beloved

What day was it yesterday?

It was September 6th (gray day)

by Sissywaslost September 6, 2021

September 7th

Daily pick up you’re short friend day

Hey did you pick up “friend” today?

No? Why would I do that?

Because it’s September 7th! Pick up all your short friends!

by |Azazel| September 6, 2021

September 17th

National sleepover day

Hey let’s have a sleepover tn!
Why it’s a school night?
It September 17th duh?!

by Lxxlee September 7, 2021

September 8 2021

National big jacket day

September 8 2021 is the day that Tristan Wilhoit wore a big jacket

by Tom Brixton September 8, 2021

septendecillion

A number followed by 54 zeros

One septendecillion years

by I couldn't find any other name November 17, 2021