The Sweetest of Nights and the Finest of Days (Shelly Markham)

From the musical version of Alexander and the Terrible, Horrible, No Good, Very Bad Day, based on the children's book by Judith Viorst.
Performed by the composer Shelly Markhan.

[@KittyStarlight]

I recognize the picture, so this must be from Alexander and the Terrible, Horrible, No Good, Very Bad Day.
Which until now I didn't even realize there was any musical of.
Cute. ^____^