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Happy Oofday

Happy Oofday #8598829

207
members (measured 15 Oct 2026, 00:41 UTC)
13 December 2020
created (per Roblox API)
10 August 2026
first measured by this register

Game fan groupsENfan communitygame seriesnon-official

Description

This is a FAN GROUP of the “Happy Oofday” Roblox game series. (I’m not a developer of any of the “Happy Oofday” games)

Written by the group; not a statement by this register.

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)MembersChange
10 Aug 2026, 12:15207first reading

Ownership

Owned by ZombieNeutral (@Born2Rev) as measured.

Claimed by user #369694110 — observed between sweeps, detected 10 Aug 2026, 14:44 UTC

Detection dates bound when a change was seen by this register, not when it happened.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

ZombieNeutral (@Born2Rev) — Oof (rank 255)

@Mineblox2910 — Friends (rank 254)

ClassicHOU7275 (@harun25667) — it’s yer oofday!!! (rank 1)

@DOXSUST — it’s yer oofday!!! (rank 1) terminated

Bryce (@MMASuperstarB) — it’s yer oofday!!! (rank 1)

Idk (@camobunnyman) — it’s yer oofday!!! (rank 1)

Stan (@TomekStan1) — it’s yer oofday!!! (rank 1)

LeftStatic (@Williamproig2) — it’s yer oofday!!! (rank 1)

Prime (@DA_oof7) — it’s yer oofday!!! (rank 1)

SodaSpill (@SodaSpillOfficial) — it’s yer oofday!!! (rank 1)

inflation_enterz (@enterxcar77778) — it’s yer oofday!!! (rank 1)

Entered3Dev (@dababyisin16) — it’s yer oofday!!! (rank 1)

Flowers (@Baconmanpoor736) — it’s yer oofday!!! (rank 1)

flippinscarysonic (@olives1024) — it’s yer oofday!!! (rank 1)

CAVES (@Ravl_v) — it’s yer oofday!!! (rank 1)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

Oof1
Friends1
Oof’s Evil Spirit4
Member207
it’s yer oofday!!!201
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.