This is definitley an original by C.R. So far their songs have been either soft and reflective, or fast and weird. 

Sour Milk by Crash Refuge.
This song has only 5 riffs!
STANDARD TUNING
Main Verse Riff 1 (Clean)
e----------------------------------------
B----------------------------------------
G------2-----------------4---------------
D----2---0------2------4---0------5------
A--0----------2---0--2----------5---0----
E-----------0-----------------3----------

Main Verse Riff 2 (Clean)
e-----------------------------------------
B-------------3-----------------5---------
G-----2-----2---0------5------4---0-------
D---2---0-0----------5---0--2-------------
A-0----------------3----------------------
E-----------------------------------------

Chord Riff 1 (Clean)
e---------------------------------------------
B---------------------------------------------
G-22-2-0---------44-4-2-----------------------
D-22-----22-2-0--44-----55-5-3----------------
A-00-----22------22-----55--------------------
E--------00-------------33--------------------

Chord Riff 2 (Clean)
e----------------------------------------------
B--------33-3-1----------55-5-3----------------
G-22-2-0-22------55-5-3--44--------------------
D-22-----00------55------22--------------------
A-00-------------33----------------------------
E----------------------------------------------

Chord Riff 3 (Clean)
e-----------------------------------------------
B-----------------------------------------------
G-22-------5-3-22-------5-7---------------------
D-22-22-55-5-3-22-22-55-5-7---------------------
A-00-22-55-3-1-00-22-55-3-5---------------------
E----00-33--------00-33------------------------- 
There, a simple, nice, neat song by a cool band.