Joe unwittingly sabotages his mother's dinner date with her new boyfriend, Roger.

Joe and Emily meet Roger's kids—the children from hell—and wonder if Mum having a boyfriend is such a good idea.

Roger slips a disc while rollerblading across the living room.

Joe and Emily are dismayed when Colin decides to ditch his boring image and becomes a "groovy dad". Meanwhile, Joe's toy aeroplane gets stuck on Robbie's head.

After discovering his father's new girlfriend is his school PE mistress, Joe tries to sabotage their relationship, and attempts to reunite Jane and Roger.

David develops a crush on Emily, and tries to help Joe when he's the victim of a school bully.

Joe shoots a horror video about his family for school.

After David sets his sights on Emily, she decides to live with Colin and Jennifer to avoid him. Joe and Felicity wreck Emily's favourite shirt.

Emily's afternoon hits the skids when Colin tries his hand at painting with Roger. Joe and Emily arrange a weekend away for Jane and Roger.

Joe enlists King Arthur's help with a Camelot. Meanwhile, Emily worries that Jennifer is pregnant.

Felicity disowns her family after Roger argues with Jane over a drill. Meanwhile, Joe believes his parents have been taken over by aliens.

Emily panics when she sees Jane and Colin kissing, and Roger's big sister comes to stay.

Colin and Jennifer decide to get married in a quiet ceremony. Roger expresses his commitment to Jane by installing swing doors between their home.

Parker and Smart bet the boys that they can't be nice for an entire day.

Joe has to decide which of his "dads" he will play with in the forthcoming father-and-son football match. Meanwhile, Robbie's attempts to be helpful threatens to ruin Emily's going away surprise for Colin.

Joe is building a model space rocket for his school science project, and comes under suspicion when things start to go missing around the house.

Worried about household security after his friend Toby is burgled, Joe pesters Roger to fit more locks and an alarm to the house.

Felicity and Robbie organise a sponsored dog walk to raise money.

Joe's academic skills are recognized with an award nomination.

Emily is unhappy at having to babysit for free and decides to go on strike. Joe signs up for martial arts classes.

Jane and Emily try to become fit together, while David becomes a fanatical vegetarian to impress Lisa.

Emily is left in charge when all the adults in the house go down with a mystery bug.

Joe is offered a place at Swindon School of Science, but receives conflicting advice on whether he should go.