With the release of VS 2008 and SQL Server 2008, a set of certification updates are in the works. If you are one to keep your certifications up to date, you may be interested in the following webcasts:
MCP Live Meeting: Microsoft Certification for Developers
MCP Live Meeting: SQL Server 2008 and Your Microsoft Certifications
UPDATE: These were live wecasts on Jan 23 2008. They have not yet been archived for On-Demand use.