By Niamh Spence & Natalie Hunter Justin Bieber is showing signs of ‘solitary distress’ after his teary eyed social media selfie sparked concern from fans. The pop singer shared a series of snaps on Instagram with one being an upclose selfie where he appeared red eyed and crying. The sad selfie appears to be showing “an intimate moment” that has potentially “been bottled up for years” according to a body language expert. Speaking exclusively to the Mirror, body language expert Judi James has unpacked what Justin’s tears might mean. She told us: “This one tear looks tragic but it’s unclear what …