Today is download day I guess.
In addition to Windows Server 2012 RC and Windows 8 Release Preview, Microsoft have released a Release Candidate for Visual Studio as well.
Text from the page:
Visual Studio Express 2012 RC for Windows 8
Microsoft Visual Studio Express 2012 RC for Windows 8 provides the core tools that are required to build compelling, innovative Windows Metro style apps.
You can Download the Visual Studio 2012 Release Candidate Here