Greta Gerwig shares new BTS scene for 'Barbie' revealing new details

The song "I'm Just Ken" was almost a much smaller part of the 'Barbie' movie. A new featurette promoting the record-breaking film's release on video on demand breaks down the "I'm Just Ken" musical battle scene and sees music producer Mark Ronson reveal this about the making of the song. Once Ronson wrote the initial version, he says that writer-director Greta Gerwig wanted more.