The sitcom writer Justin Spitzer had his first script credit on "Scrubs," the archetypal workplace comedy set in a hospital. Twenty years later, Spitzer returns to the genre with NBC's "St. Denis Medical,

T aking a page from other workplace TV mockumentaries, NBC’s “St. Denis Medical” follows the overburdened staff of a hospital in Scranton. Sorry, I meant small-town Oregon.

St. Denis Medical star Mekki Leeper took Us behind-the-scenes of the highly anticipated NBC series to share some secrets about the magic that goes into making a TV show. In Us Weekly‘s exclusive clip,