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  3. USAT20615051
8th Period: It’s OK, but Just This Once! album cover

8th Period: It’s OK, but Just This Once!✓2

ISRC

USAT20615051

Song: IT'S OK, BUT JUST THIS ONCE

Gym Class Heroes
matched
Released 2006-01-01

Last verified: September 15, 2026

The ISRC for “8th Period: It’s OK, but Just This Once!” by Gym Class Heroes is USAT20615051. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. Released 2006-01-01. The underlying musical work is ISWC T-901018841-7.

Format

US
Country
AT2Registrant
06Year (2006)
15051Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2006):
Last two digits of the reference year (2006). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRC8th Period: It’s OK, but Just This Once!
ISWCIT'S OK, BUT JUST THIS ONCE

Musical Work (ISWC)

T-901018841-7IT'S OK, BUT JUST THIS ONCE

People also ask

What is the ISRC for “8th Period: It’s OK, but Just This Once!” by Gym Class Heroes?+
The ISRC for “8th Period: It’s OK, but Just This Once!” by Gym Class Heroes is USAT20615051.
What is the ISWC for “IT'S OK, BUT JUST THIS ONCE”?+
The ISWC for “IT'S OK, BUT JUST THIS ONCE” is T-901018841-7. This recording is titled “8th Period: It’s OK, but Just This Once!”. The ISRC USAT20615051 identifies this specific recording; the ISWC identifies the underlying musical work shared by all versions.
What is an ISRC and what does it tell you?+
An ISRC (International Standard Recording Code) is a 12-character ISO 3901 identifier that uniquely tags a specific sound recording. The first two characters are the country code, the next three are the registrant (label or distributor), the next two are the year, and the last five are a unique recording number.
Is the ISRC the same as the ISWC?+
No. The ISRC identifies a specific recording, while the ISWC identifies the underlying musical composition. USAT20615051 is the ISRC for this recording; T-901018841-7 is the ISWC for the composition it is a recording of. One composition (ISWC) can have many recordings (ISRCs) — originals, remixes, live versions, and covers each get their own ISRC but share the same ISWC.

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What is ISRC USAT20615051?

USAT20615051 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “8th Period: It’s OK, but Just This Once!” by Gym Class Heroes. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.

This recording is linked to the musical work T-901018841-7, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.

Learn more about ISRCs · Powered by Notes.fm

Credits Graph

MLC Song Code

E1784H
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Gym Class Heroes

The ISRC for “8th Period: It’s OK, but Just This Once!” by Gym Class Heroes is USAT20615051. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. Released 2006-01-01. The underlying musical work is ISWC T-901018841-7.

Gym Class Heroes

Related

Other versions of this workView all on iswc.fm

IT'S OK BUT JUST THIS ONCE!USAT20615693
IT'S O.K.USHM20452605

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