When baby Bertie showed up, everything changed. He cries, he stinks… and now Mummy doesn't even see me!My invisible friend Boggle, the expert in getting noticed, has a plan though…Make noise. Make breakfast. Maybe paint the nursery...But when Mummy finally sees me, I learn that being a big sister might be messy, but it's also kind of magic.A funny, feel-good story about big feelings, invisible friends, and learning there's always enough love to go around.