Sam and Billie team up for a brand new series. The girls go wild in Manchester for Sam's birthday. In Essex, the stress of the wedding explodes into a huge row for Billie and Greg. Nelly balances school with a dream modelling job but nerves get the better of her on a trip to the dentist with Daddy. Greg and Billie go suit shopping and plan their first dance. In Hertfordshire, Sam launches her new social media page with little Paul and a trip to the NSPCC headquarters hits an emotional chord. The sisters get the kids together for a family sleepover.