The Secret Song of Walter Bitty (2017)

Pity poor Walter Bitty, trapped in a dead-end job with only dreams to keep him alive. He longs to be anything other than what he is: an office drone with fantasies of romance and a boss from hell who wants him fired. Then one day Walter discovers a secret that could save him. It's fun. It's a musical. It's "The Secret Song of Walter Bitty."