American reality TV star Kim Kardashian on Saturday sympathised with Britney Spears after watching her documentary and also revealed that she suffered with mental torture after extreme public scrutiny while pregnant with daughter North. `Keeping Up with the Kardashians` star took to her Instagram stories and poured all her heart out for American popstar Britney Spears after watching her struggles been narrated in her documentary `Framing Britney Spears`.

Through the stories, she said she can now realise how the Grammy winning songstress felt after the extreme public and media intervention into her private life.