Play Prank the Nanny: Baby Mermaid game for free. Audrey has a new job! She has to babysit little Mermaid Princess and make sure everything is alright before the parents come back, but the cute girl only wants to prank Audrey. Find out the different ways you can joke around with the babysitter! After an evening full of shenanigans play dress up with the two girls and they will finally become friends.. This game was taged with multiple categories: dress up, baby, puzzle, princess, simulation, prank, friends, babysitter, nanny, mermaid, audrey, girls.