I–V–vi–II

4-chord degree progression (e.g. E → B → C♯m → F♯; A♭ → E♭7 → Fm → B♭)

songs

Analysis

Song count per year

% of each member's catalogue with this tag (by writing credit)

Early0 · 0%

Mid-period1 · 50%

Late1 · 50%

Year

Album

Writer

Lead vocal(s)

#	Title	Year	Album	Lead Vocal(s)	Notes
1	Lovely Rita	1967	Sgt. Pepper's Lonely Hearts Club Band	Paul	as E → B → C♯m → F♯
2	Piggies	1968	The Beatles (The White Album)	George	as A♭ → E♭7 → Fm → B♭

as E → B → C♯m → F♯

as A♭ → E♭7 → Fm → B♭

Updated 2026-06-03