Ok I see the problem
This script requires Ruby 1.9
If you are going to use Ruby 1.8 you need this diff
Code:
--- a/hulu.rb 2012-04-05 16:48:54 -0500
+++ b/hulu.rb 2012-04-05 17:02:56 -0500
@@ -1,6 +1,7 @@
#!/bin/env ruby
# nokogiri.org/Nokogiri/XML/Document
# tenderlovemaking.com/2008/12/04/nokogiris-slop-feature
+require 'rubygems'
require 'nokogiri'
# Dump process and parse
stackoverflow.com/a/5496053