Small colored LED lights...

This is the look I'm going for:

http://www.facebook.com/photo.php?fbid=10151193474687943&set=t.834367942&type=3&theater

I need a single light, nothing on a strand, and would prefer it to be colored light, not white.  I attended a workshop of this guys and I'd like to play around with what he showed us.

The ones I found on Ikea for $2.99 were on a strand and won't work for what I want.