diff --git a/scratchpad/src/main/scala/com/htmlism/scratchpad/CodeGenerator.scala b/scratchpad/src/main/scala/com/htmlism/scratchpad/CodeGenerator.scala
index 0e3531c..f900c33 100644
--- a/scratchpad/src/main/scala/com/htmlism/scratchpad/CodeGenerator.scala
+++ b/scratchpad/src/main/scala/com/htmlism/scratchpad/CodeGenerator.scala
@@ -22,9 +22,21 @@ object CodeGenerator extends App:
     println
     println(s"  def comment(s: String): Asm$n[$typeParameterList]")
     println
+    println(s"  def andThen(that: Asm$n[$typeParameterList]): Asm$n[$typeParameterList] =")
+    println(s"    AndThen$n[$typeParameterList](this, that, None)")
+    println
     println(s"  def widenWith[$nextLetter]: Asm${n + 1}[$typeParameterList, $nextLetter] =")
     println(s"    Asm${n + 1}Instructions(xs, oComment)")
     println
+    println(
+      s"case class AndThen${n}[$typeParameterList](left: Asm$n[$typeParameterList], right: Asm$n[$typeParameterList], oComment: Option[String]) extends Asm${n}[$typeParameterList]:"
+    )
+    println("  def xs: List[String] =")
+    println("    left.xs ++ right.xs")
+    println
+    println(s"  def comment(s: String): Asm$n[$typeParameterList] =")
+    println("    copy(oComment = Some(s))")
+    println
     println(
       s"case class Asm${n}Instructions[$typeParameterList](xs: List[String], oComment: Option[String]) extends Asm${n}[$typeParameterList]:"
     )