Comparisons to the mockumentary "This Is Spinal Tap" are inevitable and completely justified.

WSJ: Film Review: 'Observe and Report'

The eight-part series is said to be in the same style as Guest's mockumentaries, such as the acclaimed This is Spinal Tap and Best in Show.

BBC: Chris O'Dowd to star in Spinal Tap-style series on

The 1984 film, This is Spinal Tap, is an American rock and roll mock documentary about about the heavy metal music band, Spinal Tap - "one of England's loudest bands".

BBC: Chris O'Dowd to star in Spinal Tap-style series on

This sort of thing is much better accomplished in novels (alternative histories such as Philip K. Dick's "The Man in the High Castle") or movies ("mockumentaries" like "This Is Spinal Tap").

WSJ: Too Clever by Half | More Real? | Minneapolis Institute of Arts | By Peter Plagens

The location has become so synonymous with the stranger moments in rock music history that the films Almost Famous and This Is Spinal Tap used the hotel as a filming location, both in an effort to add a bit of authenticity and as a wink to music fans in the know.

FORBES: Magazine Article