<13:02> <wild@wildbuntu:~/repository/jevon> sudo gem install heroku
[sudo] password for wild:
Successfully installed heroku-1.17.16
1 gem installed
Installing ri documentation for heroku-1.17.16...
Installing RDoc documentation for heroku-1.17.16...'
<13:10> <wild@wildbuntu:~/repository/jevon> heroku
/usr/local/lib/site_ruby/1.8/rubygems.rb:779:in `report_activate_error': Could not find RubyGem heroku (>= 0) (Gem::LoadError)
        from /usr/local/lib/site_ruby/1.8/rubygems.rb:214:in `activate'
        from /usr/local/lib/site_ruby/1.8/rubygems.rb:1082:in `gem'