I re-installed Ubuntu, but I didn't go the usual way. I got a minimal install CD. The main difference between this install disc and the standard one is that it gives you a little bit more control, and it downloads all the packages it needs instead of pulling them from the disc.
Read it here
As you can see, creating your own flavor of Ubuntu is very simple and has many advantages. You have only the programs that you want, it boots faster and its less bloated. And what's more, you don't depend on those nasty metapackages like ubuntu-desktop. The steps mentioned here is all you have to do to get a lightweight and functional system. I hope this is useful to you or someone out there, cheers!