MSDeploy - How do I compare 2 websites sitting on different environments behaving differently?

Thinking how do I compare 2 websites sitting on different environments behaving differently and makes you scratch your head whats's going wrong? :)

Use MS Deploy to compare two web sites quickly and find the differences and help you troubleshoot - http://blogs.iis.net/msdeploy/archive/2008/02/02/using-ms-deploy-to-compare-sites-or-see-what-components-your-site-uses.aspx

Helps you also visualize and see the components that your web site uses.