Nokogiri fails me :(

gistfile1.sh

Eduardos-MacBook-Pro:~ earino$ nokogiri
rbenv: nokogiri: command not found
Eduardos-MacBook-Pro:~ earino$ gem install nokogiri
Building native extensions.  This could take a while...
Successfully installed nokogiri-1.6.0
1 gem installed
Installing ri documentation for nokogiri-1.6.0...
Installing RDoc documentation for nokogiri-1.6.0...
Eduardos-MacBook-Pro:~ earino$ rbenv rehash
Eduardos-MacBook-Pro:~ earino$ nokogiri
/Users/earino/.rbenv/versions/2.0.0-p247/lib/ruby/site_ruby/2.0.0/rubygems/custom_require.rb:36:in `require': cannot load such file -- nokogiri/nokogiri (LoadError)
  from /Users/earino/.rbenv/versions/2.0.0-p247/lib/ruby/site_ruby/2.0.0/rubygems/custom_require.rb:36:in `require'
	from /Users/earino/.rbenv/versions/2.0.0-p247/lib/ruby/gems/2.0.0/gems/nokogiri-1.6.0/lib/nokogiri.rb:28:in `<top (required)>'
	from /Users/earino/.rbenv/versions/2.0.0-p247/lib/ruby/site_ruby/2.0.0/rubygems/custom_require.rb:60:in `require'
	from /Users/earino/.rbenv/versions/2.0.0-p247/lib/ruby/site_ruby/2.0.0/rubygems/custom_require.rb:60:in `rescue in require'
	from /Users/earino/.rbenv/versions/2.0.0-p247/lib/ruby/site_ruby/2.0.0/rubygems/custom_require.rb:35:in `require'
	from /Users/earino/.rbenv/versions/2.0.0-p247/lib/ruby/gems/2.0.0/gems/nokogiri-1.6.0/bin/nokogiri:7:in `<top (required)>'
	from /Users/earino/.rbenv/versions/2.0.0-p247/bin/nokogiri:23:in `load'
	from /Users/earino/.rbenv/versions/2.0.0-p247/bin/nokogiri:23:in `<main>'

Eduardos-MacBook-Pro:~ earino$ rbenv version
2.0.0-p247 (set by /Users/earino/.rbenv/version)

Also:

dan@cortado(test)$ irb
irb(main):001:0> require 'rubygems'
=> false
irb(main):003:0> Gem.bin_path('nokogiri', 'nokogiri')
=> "/Users/dan/.rbenv/versions/2.0.0-p247/lib/ruby/gems/2.0.0/gems/nokogiri-1.6.0/bin/nokogiri"

What does your IRB spit out when you do that?