Britney Spears continued her grand return to social media with a post where she revealed her thoughts on the latest project attempting to document her life.MORE: Britney Spears details sons' birthday celebrations and reveals why she 'cried for two days'The singer shared a video of hers and captioned it with what she felt about the new New York Times documentary, Controlling Britney Spears.WATCH: Father of Britney Spears files to end singer's conservatorshipIn the video, she simply danced while