When Alice loses her hat, someone finds it and leaves it at her stall along with a smiley note. Everyone wants to know who the mysterious Bridgetown Smiley is. Soon, the Bridgetown Smiley also does good deeds for Mrs J and Bob. Then James finds a lovely surprise at the Kids Club, also from the Smiley.\n\nMoira decides she'd like to get to the bottom of who is being so kind and helpful around the Big Hub, so she can thank them. She sets off to discover who the mystery person is. Eventually, when she thinks she's worked it out, she gathers everyone together for the big reveal. Who is the secret Bridgetown Smiley?