The girls are finally graduating from high school and getting ready to leave home for college. But will they stay together or go their separate ways?

Alexa agrees to speak at Lori's carnival-themed Stand Up to Cancer fundraiser, where Katie's coffee kiosk brews unexpected jealousy.

With college applications looming, an aptitude test reveals Katie's true passion. But pursuing it is scary — and Alexa's "dream job" doesn't feel right.

An expensive mistake means Katie can't afford to go to London. But she's keeping it a secret so she doesn't ruin Alexa's epic birthday party.

Senior prom is on Saturday, and Katie needs a date. (See also: the courage to tell Alexa something important.) Lori and Joe go overboard at game night.

Alexa's working overtime to keep Christmas on track. But finding her old hospital bag stirs up memories that throw her off her holiday game.

College acceptance letters are here. But did Alexa and Katie get into the same school? And why are things suddenly so weird between Alexa and Spencer?

After dating Joe for six months, Jennifer's ready for him to meet her family and friends. It's just dinner ... but Katie's got some concerns.

Alexa's full of advice after getting her driver's license — but she doesn't know everything. Meanwhile at Wired, the new hire is Katie's worst nightmare.

Alexa insists on cooking Thanksgiving dinner, but Lori has trouble letting go. Katie's desperate to connect with her dad on a deeper level.

Sophomore year is off to a good start for the girls until Katie twists her ankle. That gives Alexa something else to focus on while waiting to hear from her doctor.

Lucas longs for "bro time" now that Dylan and Alexa are hanging out. Dave's nose detects a cat ... and he's not wrong.

Alexa's ready to leave cancer behind her, but it's not that simple. Meanwhile, Katie's trying to balance all the things -- and it's super complicated.

Katie and Ryan don't feel the same way about each other anymore, but neither has the heart to say it. Alexa's determined to pass her driver's test.

Alexa's excited to see Dylan again but senses Spencer needs her more. Katie organizes a food drive, and Dave goes overboard on holiday decorating.

Katie aims high to win a community theater competition, putting unnecessary pressure on her friends -- and herself. Lucas reexamines his future.

There's a rumor going around school that someone in the class has cancer. Katie tries out for the basketball team, and Lori starts working from home.

Alexa takes Katie miniature golfing to get her mind off the SATs. Lori plays matchmaker when Jennifer hires a handsome handyman.

The girls come up with a colorful solution to keep Alexa's diagnosis under wraps. But Dave's having trouble adjusting to his daughter's new look.

Alexa goes out of her way to prove she can't be punished. Jennifer surprises Jack with a backyard campout but has a hard time getting him to unplug.

Alexa's plan to hide her cancer from her classmates and start high school like everyone else is totally doable ... until she starts losing her hair.

After landing the lead in the school play, Katie's left wondering whether she actually earned it. Jennifer asks Lucas to baby-sit.

To kiss or not to kiss? Katie's new life as a thespian has Alexa feeling a little left out. Jennifer accuses Lori of stealing her thunder.

Now that Alexa's secret is out, everyone's being unbearably nice -- even Gwenny. Jennifer and Jack invite themselves over to watch the World Series.