Malcolm and his folks realize his scholarships will still leave them five-thousand dollars short for his Harvard tuition. Hal promises he'll find the extra money somehow.

Malcolm organizes the outcast kids at school for an anti-prom; Reese is transformed into the perfect prom date...for a price; and Dewey holds Hal's wallet hostage for the attention he was denied.

Reese pretends to be a vegetarian; Hal decides to teach Dewey a lesson about the game of "Life;" and Malcolm talks Craig into standing up to Lois...and then regrets it.

Malcolm's afraid to visit his best friend Stevie in the hospital; Reese becomes a master telemarketer; and someone secretly tries to drive Lois crazy.

A dance competition teaches Malcolm that beauty is in the eye of the beholder; Lois is determined to outlast her competition for a new truck.

Hal feels betrayed when he friend Trey charges $2,000 to fix Hal's teeth; Malcolm and Dewey find a new mattress; and Reese teaches Lois how to ride a bike.

After Reese is severely humiliated by four girls at school, Lois exacts revenge on them; and Hal builds a pitching machine while hiding out from Lois in the garage.

Hal and Lois accompany Francis to his 1-year AA "birthday" party; left home alone, Malcolm, Reese, and Dewey argue about where to go when Dewey finds the spare key to Hal's car.

After Hal's father dies, he refuses to grieve but indulges his sons, hoping they'll remember him more fondly than he does his father.

When Lois and Malcolm are sidelines with mono, they're forced to share a bedroom; Hal gets to know his neighbors.

When Malcolm dodges advances from college recruiters, Hal is happy to be wooed instead; Reese flourishes in his new marriage, but misses a big warning sign.

While Lois and Hal accompany Dewey on a mishap-plagued trip to a piano competition, Ida brings a girl from her home country to stay with Malcolm and Reese.

While Malcolm battles a yearbook photographer to get a good photo, Hal,Lois, and Dewey intercept a scholarship check addressed to Malcolm and try to rationalize spending the money.

To preserve an academic title he once won, Herkabe tries to get Malcolm to sabotage his grade point average; a clingy neighbor attaches herself to Lois.

When Reese's female army buddy comes to visit, Reese struggles to understand his attraction to someone he considers his best friend; Hal becomes jealous of Lois' orthotic shoe inserts.

During a blackout, events are seen from three different perspectives; Reese cooks steaks for Hal; Malcolm tries to sneak three Dutch girls into the house; and Francis tries to steal a stuffed marlin.

Malcolm dates a popular girl who refuses to be seen in public with him; Lois tries to force Reese to get a job; and Hal gets upset when Dewey doesn't get upset after being denied a free game.

When Jessica stays with the family for few days, she shows Malcolm how to use emotional intimacy to manipulate Lois; Reese tries to mail himself to China; and Hal battles an angry bee.

On Halloween Hal freaks out when he learns the family's house was once the site of a murder-suicide; Reese and Dewey run from an old man in a walker after egging him.

Reese's simmering dislike for Stevie finally comes to head; Hal tries to get Dewey to quit smoking by kicking his own addiction to coffee; and Lois tries to get Jamie to talk.

When Hal's health insurance lapses for a weekend, he tries hard to keep everyone safe without letting them know why; and Lois thinks Craig is the anti-union snitch at the Lucky Aide.

When the family goes to the Burning Man Festival Malcolm falls in love with a healer; Reese falls in love with the festival; and festival goers mistake Hal's suburban attitudes as a performance.