Well, unable to have an actual screen shot, so I'll have to draw it by hand... - Solution1   - Project1     AssemblyInfo.vb     Form1.vb     Class1.vb     Class2.cs     Class3.cs     Interop.cpp     Interop.h So, you have opened a project in VS.NET Whidbey and you see in the solution explore the above 'image'.  What do you see that strikes you ...