Simon Day formed indie rock band Ratcat in 1985. Day is a vocalist, guitarist and songwriter from Sydney, Australia who also has numerous cover, layout and design credits to his name.
ALBA
Fifty One Monday*
The Rorschach Test
1999, CD, EP, The Satellite Recording Company, 
,
, Indie Rock
Alien Grey
Number Five 5
1993, CD, EP, Alien Grey (3)
Ratcat
Rain
1994, CD, EP, rooArt,
Alternative Rock/Pop Rock
Ratcat
All Stripped Back
2023
Ratcat
Twisted Tails (A Ratcat Best Of...)
2001, ,
, Pop Rock
Ratcat
Easy Rider
1997, CD, Album, rooArt, ,
, Indie Rock
Ratcat
The Smiler
1995, CD, EP, rooArt, ,
, Indie Rock
Ratcat
The World (In A Wrapper)
1993, CD, Single, rooArt
Ratcat
Insideout
1992, CD, ,
, Shoegaze/Indie Rock
Ratcat
Candyman
1992, CD, ,
, Indie Rock
Ratcat
Holiday
1992, ,
, Indie Rock
Ratcat
Blind Love
1991
Ratcat
Don't Go Now
1991
Ratcat
Alive
1991, CD,
Indie Rock
Ratcat
Baby Baby
1991
Ratcat
Tingles
1990, 
,
, Alternative Rock
Ratcat
Saying Goodbye
1990, ,
, Power Pop
Ratcat
I Love Ratcat To Death
1989, 12", EP, Promo, Waterfront Records, ,
, Garage Rock
Ratcat
This Nightmare
1989
Ratcat
I Think I Love You
1988, 7", Single, Waterfront Records
Ratcat
Baby's Got A Gun
1988, 7", Single, Waterfront Records
Ratcat
Ratcat
1987, 12", MiniAlbum, Waterfront Records, ,
, Alternative Rock/Indie Rock
KOMPILACE +
Různí
Blind Love: A Sound As Ever Anthology – Australian Indie 1990-1999
2022, ,
, Indie Rock/Alternative Rock
Různí
Alternative Nation - 100 Alternative Classics
2011, 5xCD, Comp, Sony Music, ,
, Alternative Rock
The Guilt Association
Episode 1
2009, CD, EP, MGM Distribution
Různí
50 Years Of Australian Rock & Roll
2008, 3x CD, ,
, Alternative Rock/Rock & Roll/Pop Rock/Beat/Synth-pop/Classic Rock
Různí
Video Hits • 20 Years Of Australian Hits
2007, DVD All Regions, ,
, Pop Rock/Synth-pop/House/Ballad/Indie Rock/Vocal/Soft Rock/Garage House/Alternative Rock
The Morning After Girls
The Morning After Girls 2
2005, CD, EP, Enh, Fly Music (4)
The Follow
Smashed Heart
2005, CD, EP, Enh, Smash Music, ,
, Alternative Rock
Sarah McLeod
Let’s Get Together
2005, CD, Promo, Festival Mushroom Australia
Transit Kings
Token EP
2005
Různí
Big Day Out Discrespective 1992-1997 / 1999-2002
2002, 3xCD, Comp, Shock (2), ,
, Alternative Rock/Punk/Industrial/Grunge/Big Beat/Breaks/Drum n Bass/Electro/Trip Hop/Britpop
Atari Baby
That Aint Bad
2001, CD, Maxi, Launch Records (2), ,
, Progressive House/Illbient/UK Garage/Synth-pop/House
Různí
Rockart (The History Of Rooart Records)
2001, 2xCD, Album, Comp, rooArt, Ra Records, BMG Australia Limited,
The Orange Humble Band
Humblin' (Across America)
2001
Různí
Angst (Original Motion Picture Soundtrack)
2000, CD, Comp, Best Boy, ,
, Soundtrack/Modern Classical/Electro
Různí
The Sell-In
2000, CD, Comp, Columbia, ,
, Indie Rock/Alternative Rock
Sneeze
Doctor Of Love / Loud & True
1999, CD, Single, Half A Cow Records, ,
, Indie Rock
Různí
Milk This Catalogue
1999, CD, Comp, Promo, Smplr, Moo Chewns
The Clouds
Collage
1996, CD, Comp, Altered Records
Různí
Ritual Habitual (Big Day Out 1996 A Documentary)
1996, VHS, PAL, PolyGram Video,
Alternative Rock/Indie Rock/Punk/Techno/Acoustic/Hard Rock
Tex Perkins
You're Too Beautiful
1996, CD, Maxi, Polydor, Slick (4),
Tex Perkins
Far Be It From Me
1996, CD,
Indie Rock
Jodi Phillis
Lounge O Sound
1996
Beasts Of Bourbon*
Gone
1996, 
,
, Alternative Rock
Deniz Tek*
4 - 4 The Number Of The Beat
1995
Don Walker
We're All Gunna Die
1995,
Sneeze
Sneeze
1993, ,
, Pop Rock
Různí
Johnny Goes Off Downunder
1991, CD, Comp, rooArt, ,
, Punk/Indie Rock/Alternative Rock
Různí
Phonogram News 11/91
1991, 2xCD, Comp, Promo, Mercury, ,
, Pop Rock/Synth-pop/Schlager/Heavy Metal
Různí
Young Blood II
1990, Vinyl,
Indie Rock/Rockabilly
The Interstellar Villains
Sex Kitten / I Wanna Gun
1989, 7", Timberyard Records
Různí
Lemon Cassette 3
1989, Cass, Comp, Lemon Music
Scientists*
The Sweet Corn Sessions
1989
Různí
Rockin' Bethlehem
1989
Ratcat / Hummingbirds*
Everything You Said / Depression
1988, 7", Birdcat
The Punjabbers
Rock 'N' Roll Love Letter
1988, 7", Timberyard Records, ,
, Punk
Outfit!
Dead Scene
CD, EP, Enh, Sydney Artists
The Follow
Love Is A Cult
CD, EP, Inertia
Michael Yezerski
The Black Balloon (Original Soundtrack)
2007, CD, Album, Inertia, iNSYNC Music (2)
Různí
Homebake Vol 6
2002, 2xCD, Comp, Hello Cleveland!, Hello Cleveland!, Hello Cleveland!, Virgin, Virgin, Virgin,
Black Lung
Black Lung (2): 1999-2003
2004