ANNIE: It's the Hard-Knock Life, From Script to Stage | MetroFocus 

In the musical ANNIE, the song "A Hard-Knock Life" may describe the neglect the orphans suffer, but in the PBS documentary ANNIE: It's the Hard-Knock Life, From Script to Stage the phrase takes on another meaning, defining the hard work that goes into putting on a Broadway production.
Read more on the MetroFocus website: bit.ly/18eySmQ.