Does anyone know any good basic Pen Tool tutorials?  I really need to get better command of this tool, but I don't know how.  When I took Intro to Illustrator 5 years ago I leared the Pen Tool very well and had excellent command of it.  But since I started using Photoshop I haven't had much use for it until now, so I really need to re-teach myself.  

Any suggestions will be much appreciated.  Thanks in Advance.

~Fow