This is the adorable moment a five-month-old baby said 'HELLO' to his mum for the first time.Single mum Lyndsey Keenan, 28, was filming her babbling baby Roman when she caught him clearly saying 'Hello' to the camera.Mother-of-two Lyndsey's 'jaw dropped' when she caught Roman on camera saying his first ever word, months before anyone expected.This video was shot on the 20th December 2020.