It is Lauren's birthday and she tells her sister Millie that all she wants for a present is for their mum and dad to get back together, but it turns out that Sharon has been dating her personal trainer, Mike.
Millie Innes looks back over the series and recalls the highlights with help from actors Tallulah Greive (Lauren) and Theo Stevenson (Craig).
An unexpected visit from great aunt Gloria - Sharon's harshest critic - means emergency plans are needed.
Millie is stuck in the loft, Craig's been humiliated as a DJ, and the whole family are upset because they think they've missed the midnight moment - but have they?
Millie seeks a new friend and is unaware how much she is hurting Fran, Jake and potential buddy, Jessie, in the process.
Lauren and Leo are packing up to leave, Tony and Sharon are separately and enthusiastically planning the summer for Millie, but should she apply for what she really wants to do?
Lauren and Craig return home to celebrate Sharon and Mike's wedding anniversary, but when Declan drops a romantic bombshell on Lauren and Tony drops an explosive one on Mille, everyone's future is turned upside down and Millie plans a trip to spain.