Transistional bass walk from chords C to D is as follows, sounds good playing it on guitar, too. smile in a very special way you make me smile you make me smile you make me smile love it how you made me hold my head up high you make me smile you make me smile you make me smile feel I got evolved in the sky you make me smile when nothing's going my way, what else can I say you make me smile when I can't see the light here you come shinin' bright you make me smile when everything's bad and I'm fe (azchords.com)