Chris and Rosie Ramsey marked their son Robin's first day at school.Sharing a sweet family portrait on Instagram, the doting mum confessed she was "an emotional mess" as she watched their little boy skip into his classroom.READ: Chris Ramsey pokes fun at wife Rosie's pregnancy struggle"Finally! Jokes aside, I cried like a baby," she wrote in the caption. "These six months have been the longest I've ever known in my life.