Mark uncovers dark family secrets when he researches the Critch family tree. Meanwhile, a death in the family causes Pop to reassess his relationship with his son.

Mark is excited for Halley's Comet, but the magic is lost when he learns Fox is moving. A new restaurant being built near the Critch house threatens to change the family forever.

When Ritchie invites himself to a sleepover, Mark scrambles to hide his family’s “eccentric” behaviour. Meanwhile, Mike Sr takes a staunch pro-cucumber stance when a grocer buys ad time on VOCM.

Mark collects Christmas toys for the needy, which leads to an uncomfortable discovery about one of his classmates. Meanwhile, Pop’s prodigal son shows up.

When Ritche bails on their plans to go to the circus, Mark and Fox find themselves going together on a maybe-date. Meanwhile, Ritche’s family hosts some new Filipino-Canadians who make him feel insecure about his heritage.

Having realized his feelings for Fox, Mark is hurt to learn she’s been spending time alone with Ritche. And, with the future of VOCM in doubt, Mike Sr attempts to learn how to DJ… at Mark’s school-end dance.

Mark tries to win back Fox during a school trip to “France.” Meanwhile, Pop uses the trip to revisit his past life as a bootlegger with Al Capone.

Mark and Ritche pretend to be Protestant to fit in with a cool group of kids from another school. Pop meets up with an old flame at a retirement home.

Mark and Ritchie receive police protection after witnessing a grizzly crime on Halloween night. Fox grows tired of her brother’s increasingly delinquent behaviour.

Mark is devastated to learn Fox found a new boyfriend over the summer. Meanwhile, Mike Jr struggles to tell his dad he dropped out of school.

When school is cancelled, Mark spends the day with Pop touring St. John's; Mary enters the Miss Mall pageant, and Dick crashes Mike Jr.'s dinner with Amanda's mom.

Mark's sketch show gets its big break the same night as Fox's mom's wedding. Mary organizes it, and Fox finds the courage to give a speech. Mike Sr. confronts Pop over a health concern.

A chance encounter at a funeral parlour leads to Mark’s first date with a girl. As he risks life and limb in a race across town to meet her, Fox finds herself unexpectedly jealous. Meanwhile, Mary tries to convince Dick to sell her the old radio station truck.

Mark fears he’ll be outed as a Monarchist when he’s chosen to give flowers to a visiting Lady Diana. Meanwhile, a gift from Dick comes between Mike Sr and Mary.

Parents and students take the field on Sports Day. Mark decides to treat the all-day gym class as a comedy stage, much to his teammate’s annoyance. Meanwhile, Fox fights for her mother’s attention and attempts to break the school record for gold medals.

Fox's boyfriend threatens to beat Mark up after school. Mary learns Mike Sr is making less money than their son, and pushes her husband to demand a raise.

Mark learns things about his parents he never knew, after a historic storm knocks out power to the Critch house. Meanwhile, when his father’s back goes out, Mike Jr has to broadcast all night alone.

The kids are allowed to wear jeans at school for Spirit Week. The only problem is that Mark doesn’t own a pair. Meanwhile, Sister Rose picks Mary to join her choir.

Mark is eager to begin his final year of elementary school. Finally, he’ll be at the top of the social food chain! But when Mark discovers that he needs glasses his cool guy dreams come tumbling down.

Mark faces bathroom woes. Fox finds herself parenting her brothers. Poppy Bell visits and family tensions rise.

It’s end of school year. Mark is faced with changes and challenges ahead, but when he’s tasked with giving the graduation speech he takes some time to reflect on how his friends and family shaped him.

Mark fears being forced to play the cello will make him a social pariah. But when his cello is taken by a gang of bullies, Fox begrudgingly comes to his rescue. Meanwhile, Pop and Sister Rose take a stroll down memory lane when it’s revealed they used to be an item.

Desperate to seem more mature, Mark heads off school grounds for lunch, but things take a turn when the Fox boys offer Mark his first beer. Meanwhile, Mary takes a job selling Avon products.

Mark falls under the spell of a visiting hypnotist and lets his grades slip. Pop struggles to lose weight when he gets too fat for his pants.

Mark and his friends are excited for Bonfire Night, but their innocent night takes a turn when Fox gets roped into her brother’s illegal activities.