ShredDB is an experimental .shred library, I removed the audio so it's pretty useless. You can find the source .psarc files here.

Song	Artist	Play	Shred	Length	Album	Year	Tuning	Uploader	Updated	Delete
I'll Make you Happy	The Divinyls			3:19	Make You Happy 1981-1993	1997	E Standard	mute	1970-01-01
I'm Happy Just To Dance With You	The Beatles			1:59	A Hard Day's Night	1964	E Standard	mute	1970-01-01
I'm So Happy	Red Vox			2:54	Another Light	2017	E Standard	mute	1970-01-01
I'm So Happy I Can't Stop Crying	Sting			4:01	Mercury Falling	1996	Drop D	mute	1970-01-01
I'm so Happy	Janne Da Arc			4:54	JOKER	2005	E Standard	mute	1970-01-01
Junk of the Heart (Happy)	The Kooks			3:05	Junk of the Heart	2011	E Standard	mute	1970-01-01
Mezase Happy 100	Satou Satomi			3:20	K-ON! Character Image Song Series - Tainaka Ritsu	2009	E Standard	mute	1970-01-01
Night Train (aka 'Happy-Go-Lucky Local')	Oscar Peterson Trio			4:54	Night Train	1962	E Standard	mute	1970-01-01
No Happy Ever After	Bullet for My Valentine			4:11	Bullet for My Valentine	2021	D Drop C	mute	1970-01-01
Rock - L3 - Song - Happy birthday to you	Alex and You			0:30	ROCK	2016	E Standard	mute	1970-01-01
Rock - L3 - Song - If youre happy and you know it	Alex and You			0:58	ROCK	2016	E Standard	mute	1970-01-01
Sekaiichi Happy na Onna no Ko	C-ute			4:29	Dainana Shou "Utsukushikutte Gomen ne"	2011	E Standard	mute	1970-01-01
So Happy	Theory of a Deadman			4:11	Scars & Souvenirs	2008	Eb Drop Db	mute	1970-01-01
So Happy World	Shoji Meguro			3:57	Persona 5 Royal Original Soundtrack	2019	E Standard	mute	1970-01-01
Stealing Happy Hours	311			4:35	Transistor	1997	E Standard	mute	1970-01-01