The director of a documentary about Pharrell Williams has said he could not imagine making the film without the use of Lego due to the way the US musician sees the world. says that due to the way the US musician sees the world he cannot imagine making a film about him without the use of Lego to cover his life and career.

The hit-making producer goes deep on the concept of gratitude, his relationship with Chad Hugo and capturing his life story — in Lego form — with the help of director Morgan Neville.

In Rolling Stone's review of the unique biopic, David Fear wrote, "Whether this concept of turning Williams' life story into a literal toy story was the move or not is debatable;

"Piece by Piece" tells the story of Pharrell Williams' journey to becoming an iconic producer. It includes interviews with Lego versions of stars including Snoop Dogg and Jay-Z.

Piece By Piece has a lot of fun with the creative liberties of the visual embellishment that takes Pharrell’s minifig deep under the sea and to the vastness of space, or turns Snoop Dogg to a LEGO dog. Even still, this collaboration between LEGO and Pharrell never completely ties together in a fully cohesive or deeply emotional way.