Paige and Frankie take on public high school but quickly discover life at Sierra High is not what they thought it would be; Dirk, a recent Sierra grad and legend, tries to help Bernie and Amelia acclimate to their new school.
Frankie finally gets to spend some quality time with her dad, but she has a hard time balancing family time, school and making Bizaardvark videos with Paige.
Paige regrets promising her new friend, Reese, that he will never be the subject of any Bizaardvark video, when she discovers his best friend is Roger, an actual caterpillar. Meanwhile Amelia and Bernie seek out the perfect party.
In the midst of everyone having tiffs with one another, Amelia is asked to perform a dance in front of the entire school, and chooses Bernie to be her unlikely partner.
When Paige and Dirk decide to go camping with Bernie and his Grandmother, Frankie and Amelia are left behind, struggling to find common ground, to formulate their own weekend plans.
Paige and Frankie become the promposal masters of Sierra High until a lofty promposal ask from Bernie jeopardizes their perfect record and their friendship.
When the power goes out at Vuuugle while trying to watch a scary movie, the gang is left with no choice but to make up their own scary Halloween stories.
Paige invites some deserving kids to Vuugle to celebrate the Christmas holidays, but it will take the whole team to get holiday-averse Liam to join in.
After visiting Belissa at her new military academy, Paige and Frankie learn that she has escaped, apparently intent on confronting the other claimant to the title of Bizaardvark's greatest super fan--Principal Karen.
After Bernie has had enough of his Grandma's rules, Frankie convinces him to move out of the house but she gets a surprise when she finds out Bernie is moving into her house.
When Paige's childhood best friend Izzy comes to town, Paige becomes envious of how well Frankie and Izzy hit it off and starts to feel like the third wheel.
After Paige convinces the volleyball coach to put Amelia on the team, the DIY Diva's ego lands the volleyball team in a match against the state champions.
Paige's concern for new pet Hermie, distracts her from the celebration surrounding Bizaardvark's 100th video, and seeks assistance from Yvette of Vuuugle's Veterinary Channel.