It's Joeys 21st birthday, Marie and Shell plan a surprise party to help take Joeys mind off his dad leaving but things don't quite go to plan as Shell destroys the buffet and a drunken scandal occurs.
Marie and Joey are worried that things are moving too fast between Shell and her new boyfriend, they are convinced he is up to no good. Meanwhile Marie confides in a friend regarding the events of Joeys birthday party.
Marvin's mum organizes an engagement party and both families meet realizing they have very different backgrounds. Joey is concerned why his mum and dad are avoiding each other and Shell is worried things are moving too quickly.
It's the night of Shell's hen party. Melissa and Marie are eager to give Shell the night of her life, but all fails when they wake up 150 miles from where they started with no phone, money or way of getting home.
It's the day of Shell and Marvin's wedding. Marie and Shell are at odds with their other sister after she turns up uninvited. Joey forms a new friendship and Marie finds out some life changing news.
