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.

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.

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

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