Make a spiffy looking Rainbow Glow Effect to your text, pretty long tutorail so pay attention.
Open a new image with a black background, whatever size you woud like, I'll use a 300x300 pixels.
Add a new layer by going to Layer >> New >> Layer or by clicking on the Create New Icon at the bottom of your Layers Palette shown below:
Now lets add some Text, click on the Text Tool from the Tools Palette and select Horizontal Type Mask Tool, show below:
After using the Horizontal Type Mask Tool, your text shold look like this, if it don't then click ONCE on your Text Layer on your Layers Palette:
Now go to your Layers Palette and click on the Channels Tab and click on Save Selection As Channel show below:
Now were going to expand the selection, so go to Select >> Modify >> Expand and you will get this little pop up, type in 5 in the box that says Expand By:, then click OK.