"Lambie's Lullaby" is a Doc McStuffins song from the season 4 episodes "Lambie Stuffy Switcharoo" and "Lambie and the McStuffins Babies". It is sung by Lambie as a lullaby to the baby toys to help them fall asleep.
Lyrics
<poem> Cuddle up, cuddle up Hush, little one Close your eyes for my lullaby Quiet time has come
Hush, little baby Stay peaceful and calm Cuddle up, cuddle up Hush, little one