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diff --git a/devtools/goldsrc_port_scripts/goldsrc_qc_9way_blends.py b/devtools/goldsrc_port_scripts/goldsrc_qc_9way_blends.py
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+++ b/devtools/goldsrc_port_scripts/goldsrc_qc_9way_blends.py
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+
+# This script converts old 9 way blends that look like this:
+#
+# $sequence crouch_tommy_shoot "crouch_tommy_shootupL" "crouch_tommy_shootup" "crouch_tommy_shootupR" "crouch_tommy_shootmidL" "crouch_tommy_shootmid" "crouch_tommy_shootmidR" "crouch_tommy_shootdownL" "crouch_tommy_shootdown" "crouch_tommy_shootdownL" blend XR 45 -45 fps 30 origin 0 0 17 { event 7002 1 "1" }
+#
+# to this:
+#
+# $sequence crouch_tommy_shoot {
+#	"crouch_tommy_shootupL" "crouch_tommy_shootup" "crouch_tommy_shootupR" 
+#	"crouch_tommy_shootmidL" "crouch_tommy_shootmid" "crouch_tommy_shootmidR" 
+#	"crouch_tommy_shootdownL" "crouch_tommy_shootdown" "crouch_tommy_shootdownL" 
+#	blendwidth 3 blend body_yaw -45 45 blend body_pitch -65 65
+#	fps 30 origin 0 0 17 { event 7002 1 "1" }
+# }
+
+import sys
+import re
+import string
+
+if len( sys.argv ) < 3:
+	print "Requires 2 parameters: <input file> <output file>"
+	sys.exit( 1 )
+
+
+# Read in the file.
+f = open( sys.argv[1], "rt" )
+lines = f.readlines()
+f.close()
+
+
+# Do the search/replace.
+def named( re, name ):
+	return r'(?P<' + name + r'>' + re + ')'
+
+def ident( animName ):
+	if animName:
+		return named( r'\"?\S+\"?', animName )
+	else:
+		return r'\"?\S+\"?'
+
+
+ws = r'\s*'
+
+# THIS IS THE FIRST PASS - ADDS THE 9-WAY BLENDS
+if 1:
+	nineNames = [ws+ident('a'+str(i)) for i in range(1,10)]
+	sequenceAndAnims = named( r'\s*', 'prefix' ) + r'\$sequence' + ws + ident('animName') + string.join( nineNames, '' )
+
+	# NOTE THERE IS A KNOWN BUG HERE - extra NEEDS TO INCLUDE THE 'blend xr -45 45' STUFF SO WE CAN STRIP IT OUT
+	extra = ws + ident('blend') + named( '.+', 'extra' )
+	myRE = re.compile( sequenceAndAnims + extra )
+
+	#lines = ['$sequence crouch_pistol_aim "crouch_pistol_aimupL" "crouch_pistol_aimup" "crouch_pistol_aimupR" "crouch_pistol_aimmidL" "crouch_pistol_aimmid" "crouch_pistol_aimmidR" "crouch_pistol_aimdownL" "crouch_pistol_aimdown" "crouch_pistol_aimdownR" loop blend XR 45 -45 fps 30 origin 0 0 17']
+
+	outLines = []
+	for curLine in lines:
+		m = myRE.match( curLine )
+		if m and (m.group('blend') == 'blend' or m.group('blend') == 'loop'):
+			prefix = m.group('prefix')
+			curLine =  prefix + '$sequence %s {\n' % m.group('animName')
+			curLine += prefix + '\t%s %s %s\n' % ( m.group('a1'), m.group('a2'), m.group('a3') ) 
+			curLine += prefix + '\t%s %s %s\n' % ( m.group('a4'), m.group('a5'), m.group('a6') ) 
+			curLine += prefix + '\t%s %s %s\n' % ( m.group('a7'), m.group('a8'), m.group('a9') ) 
+			curLine += prefix + '\tblendwidth 3 blend body_yaw -45 45 blend body_pitch -65 65\n'
+			curLine += prefix + '\t' + m.group( 'extra' ) + '\n'
+			curLine += prefix + '}\n\n'
+		
+		outLines.append( curLine )
+
+# THIS IS THE SECOND PASS - IT ADDS THE UPPER-BODY WEIGHTLISTS
+if 0:
+	lookFor = named( r'\s*', 'start' ) + named( r'blendwidth 3 blend body_yaw -45 45 blend body_pitch -65 65', 'mid' ) + named( r'\s*', 'end' )
+	myRE = re.compile( lookFor )
+
+	outLines = []
+	for curLine in lines:
+		m = myRE.match( curLine )
+		if m:
+			curLine = curLine + m.group('start') + 'weightlist upperbody\n'
+
+		outLines.append( curLine )
+
+
+# Save the output file.
+f = open( sys.argv[2], "wt" )
+f.writelines( outLines )
+f.close()