There is no guitar part for the actual song, but this is what I've come up with...
The simple way to play the song is as follows:
[Verse]
Dm A# A Dm C#m Dm
Here kitty kitty There's too much Demon Blood In These self appointed angels
etc.
[Chorus]
C G Dm
I'll be your Nightmare Mirror
Do What you Do to Me
I'll be your Nightmare Mirror
A#6 C6 A#6 A6
Colder Than A Steel Blade
Ending:
Dm C#m Dm C#m Dm C#m Dm
Here's the more complicated breakdown:
Chords:
The song uses different variations of the main chords (which are Dm, A#, A, C#m, C and G).
1-Dm__x.5.7.7.6.5
2-Dm__x.x.0.2.3.1
3-Dm__10.12.12.10.10.10
4-Dm__x.x.12.14.15.11
1-A#__6.8.8.7.6.6
2-A#__x.1.3.3.3.1
1-A__5.7.7.6.5.5
2-A__x.0.2.2.2.0
1-C#m__x.4.6.6.5.4
2-C#m__x.x.x.1.2.0
3-C#m__9.11.11.9.9.9
1-G__3.2.0.0.3.3
2-G__x.10.12.12.12.10
3-G__x.2.0.0.3.3
C__x.3.5.5.5.3
F6__x.x.10.10.10.10
A#6__x.x.3.3.3.3
C6__x.x.5.5.5.5
A6__x.x.2.2.2.2
[Intro]
1-Dm 1-A# 1-A 1-Dm 1-C#m 1-Dm X4
[Verse 1]
1-Dm 1-A#
Here Kitty Kitty There's too much demon blood
1-A 1-Dm 1-C#m 1-Dm
In these self-appointed angels
1-Dm 1-A#
Acting Like you're comatose Speaking like a country rose
1-A 1-Dm 1-C#m 1-Dm
Or a preacher's pet in drag
1-Dm 1-A#
Banging on a kettle drum Won't make you notice me
1-A 1-Dm 1-C#m 1-Dm
Though you're bored beyond belief
1-Dm 1-A#
Suckin' on an old man's thumb Man it makes me feel so numb
1-A 1-Dm 1-C#m 1-Dm
Gonna teach you how to make it Feel Good
[Chorus]
C 1-G 1-Dm
I'll be your Nightmare Mirror
C 2-G F6
Do what you Do to Me
C 1-G 1-Dm
I'll be your Nightmare Mirror
A#6 C6 A#6 A6
Colder Than a Steel Blade
[Bridge]
same as intro
[Verse 2]
1-Dm 1-A#
Get them while they're young Yeah someone told me that
1-A 1-Dm 1-C#m 1-Dm
But man I never saw it commin'
1-Dm 1-A#
Gonna let myself go soon Man, I'm gonna tear it down
1-A 1-Dm 1-C#m 1-Dm
and maybe take my kitty with me
1-Dm 1-A#
Girl you need some discipline Girl you need some medicine
1-A 1-Dm 1-C#m 1-Dm
Even though my heart is breaking
1-Dm 1-A#
Never gonna straighten you up Oh my god, what's wrong with me
1-A 1-Dm 1-C#m 1-Dm
Can't seem to teach you how to Feel Good
[Chorus]
C 1-G 1-Dm
I'll be your Nightmare Mirror
C 2-G F6
Do what you Do to Me
C 1-G 1-Dm
I'll be your Nightmare Mirror
A#6 C6 A#6 A6
Colder Than a Steel Blade
[Verse 3]
1-Dm 1-A#
Skip skip skip skip de boid skip skip skip de boid
1-A 1-Dm 1-C#m 1-Dm
Skip Skip Skipity boid Skip skip skip skipity boid X2
Skip skip skip skip de boid skip skip skip de boid
Skip Skip Skipity boid Skip skip skip skipity boid
Skip skip skip skip de boid skip skip skip de boid
1-A 1-Dm 1-C#m 1-Dm
Skip Skip Skipity boid Skip skip skip skipity boid
1-Dm 1-A#
Skip skip skip skip de boid skip skip skip de boid
1-A 1-Dm 1-C#m 1-Dm
Skip Skip Skipity boid Skip skip skip skipity boid
Continue with skat improv it you like
[Chorus]
C 1-G 1-Dm
I'll be your Nightmare Mirror
C 2-G F6
Do what you Do to Me
C 1-G 1-Dm
I'll be your Nightmare Mirror
A#6 C6 A#6 A6
Colder Than a Steel Blade
[Outro]
2-Dm 2-A# 2-A 2-Dm 2-C#m 2-Dm
[Ending:]
2-Dm 2-C#m
1-Dm 1-C#m
3-Dm 3-C#m
3-Dm 4-Dm
Source: https://tabs.ultimate-guitar.com/tab/katzenjammer/demon_kitty_rag_chords_963542