diff --git a/show/dance2014/song15.n3 b/show/dance2014/song15.n3
--- a/show/dance2014/song15.n3
+++ b/show/dance2014/song15.n3
@@ -67,7 +67,7 @@
 <http://light9.bigasterisk.com/show/dance2014/song15/effect-2> a ns1:Effect,
         <http://light9.bigasterisk.com/effect/blacklight> ;
     rdfs:label "blacklight" ;
-    ns1:code "env = <http://light9.bigasterisk.com/show/dance2014/song1/curve-1> +1.0",
+    ns1:code "env = <http://light9.bigasterisk.com/show/dance2014/song1/curve-1> ",
         "out = [env * p1, env * p2, env * p3, env * p4]",
         "p1 = env * <http://light9.bigasterisk.com/show/dance2013/sub/blue> * .5",
         "p2 = Strip.solid('R', (0,0,1))",
diff --git a/show/dance2014/song17.n3 b/show/dance2014/song17.n3
--- a/show/dance2014/song17.n3
+++ b/show/dance2014/song17.n3
@@ -70,7 +70,7 @@
     rdfs:label "full to music" ;
     ns1:code "env = <http://light9.bigasterisk.com/show/dance2014/song17/curve-6>",
         "music = <http://light9.bigasterisk.com/show/dance2014/song17music> * 2",
-        "out = <http://light9.bigasterisk.com/show/dance2013/sub/full> * music  * env" .
+        "out = <http://light9.bigasterisk.com/show/dance2014/sub/full> * music  * env" .
 
 <http://light9.bigasterisk.com/show/dance2014/song17/effect-7> a ns1:Effect ;
     rdfs:label "patio" ;
diff --git a/show/dance2014/song4.n3 b/show/dance2014/song4.n3
--- a/show/dance2014/song4.n3
+++ b/show/dance2014/song4.n3
@@ -59,9 +59,9 @@
     rdfs:label "slow color chase" ;
     ns1:code "env = <http://light9.bigasterisk.com/show/dance2014/song4/curve-5>",
         "period = 5",
-    "r = <http://light9.bigasterisk.com/show/dance2013/sub/red> * nsin(t / period)",
-    "y = <http://light9.bigasterisk.com/show/dance2013/sub/yellow> * nsin((t+.3) / period)",
-    "b = <http://light9.bigasterisk.com/show/dance2013/sub/blue> * nsin((t+.6) / period)",
+    "r = <http://light9.bigasterisk.com/show/dance2013/sub/red> * nsin(t / period) * env",
+    "y = <http://light9.bigasterisk.com/show/dance2013/sub/yellow> * nsin((t+.3) / period) * env",
+    "b = <http://light9.bigasterisk.com/show/dance2013/sub/blue> * nsin((t+.6) / period) * env",
     "out = [r,y,b]" .