Dylan=Little Einstein Lover
Here's the proof
(turn your volume way down-sorry it's so loud)
He's so into the closing scene of this show that I can sing the first few lines over and over again, and he does the actions with me every time. Then of course he signs for 'more'.
{Just in case you were wondering, Dylan shakes his head because at that point in the song the little Rocket ship shakes as it's form of a bow}