the eyes are amazing! he reminds me of a cat... slightly in this, i think it may be the inquisitiveness.
i always have issues with this pose XD but you seem to pull it off effortlessly!
the white outline is a brilliant addition to - gives a kind of comic book look to it, what sort of texture did you use for the background? i keep trying to get this textured look but the paper stock i'm using won't cut it.