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  1. Home
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  3. USCA21100844

Last Friday Night (T.G.I.F.) (Instrumental)

ISRC

USCA21100844

Song: Last Friday Night (T.G.I.F.)

Katy Perry
matched
Released 2011-05-23

Last verified: October 1, 2026

The ISRC for this recording (“Last Friday Night (T.G.I.F.) (Instrumental)”) is USCA21100844. 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 2011-05-23. The underlying musical work is ISWC T-906730983-5.

Format

USCountry
CA2
Registrant
11Year (2011)
00844Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2011):
Last two digits of the reference year (2011). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCLast Friday Night (T.G.I.F.) (Instrumental)
ISWCLast Friday Night (T.G.I.F.)

Musical Work (ISWC)

T-906730983-5Last Friday Night (T.G.I.F.)

People also ask

What is the ISRC for this recording of “Last Friday Night (T.G.I.F.) (Instrumental)”?+
The ISRC for this recording (“Last Friday Night (T.G.I.F.) (Instrumental)”) is USCA21100844.
What is the ISWC for “Last Friday Night (T.G.I.F.)”?+
The ISWC for “Last Friday Night (T.G.I.F.)” is T-906730983-5. This recording is titled “Last Friday Night (T.G.I.F.) (Instrumental)”. The ISRC USCA21100844 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. USCA21100844 is the ISRC for this recording; T-906730983-5 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 USCA21100844?

USCA21100844 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Last Friday Night (T.G.I.F.) (Instrumental)” by Katy Perry. 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-906730983-5, 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

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SourcesMusicBrainz

Verified on

  • MusicBrainz recording record
Katy Perry

The ISRC for this recording (“Last Friday Night (T.G.I.F.) (Instrumental)”) is USCA21100844. 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 2011-05-23. The underlying musical work is ISWC T-906730983-5.

Katy Perry

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