I give you Kjell Ekhorn and Jon Forss - the Frodo and Sam (from the Lord of the Rings...) of graphic design, illustration and custom typography. You can drool over their embarrassingly good portfolio here: http://www.non-format.com/profile/
Have a look at the FAQ section for some juicy interviews with Kjell and Jon, along with some tips and secrets.
Here's some of their work:
