Miranda has decided to prove to herself and her friends that she can officially be an adult. She starts by looking after a toddler, but the soft play centre is too much of a lure and she gets stuck in a kids' tunnel. She then hosts a dinner party for eight, which ends in inevitable chaos.

Gary is preparing for the grand reopening of the restaurant. Putting on his best chef whites, he has never looked so attractive to Miranda. Will Stevie persuade her to say what she feels? Or will Penny get in the way as she excitedly stalks her poster boy, Raymond Blanc?