I haven't made it yet, but this is one of my favorite patterns.
Never Not Knitting: Gramps
Gramps cardigan - for your little old man!
gramps sweater. http://www.ravelry.com/projects/tanisfiberarts/gramps-5
Gramps cardigan in Tanis Fiber Arts Green Label Aran in Spruce and Sprout
Gramps sweater, all done! by jennifercloss, via Flickr
gramps by tincanknits | malabrigo Rios in Cielo y Tierra.