|“|| Frankie: That was the greatest thing I've ever seen in my life!|
Paige: I wanna wood chip everything!
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.
- Olivia Rodrigo as Paige Olvera
- Madison Hu as Frankie Wong
- Jake Paul as Dirk Mann
- DeVore Ledridge as Amelia Duckworth
- Ethan Wacker as Bernie Schotz
- Rachna Khatau as Principal Karen
- David Thune as Mr. Hattleberg
- Isabella Revel as Claire
- Tyler Cornell as Daniel
- David Hadinger as Janitor
- Zack Michael as Kid at Table
Special Guest Cast
- Sofie Dossi as Herself
- Bizaardvark: First Day of High School/Wood Chipper
- Bizaardvark: New School Superstars
- This is the first episode of the season.
- Paige, Frankie, Amelia, and Bernie all start to attend Dirk's former school, Sierra High.
- Amelia gets detention for 2 weeks, as seen in her vlog (which is later seen during Chocolate Bananas) that takes place during this episode.
- Several new sets are introduced such as the Wong kitchen and those of Sierra High School.
- Frankie adopted a shorter hairstyle.
- Paige and Frankie doesn't have any classes together.
- Sofie Dossi, a former finalist on America's Got Talent, had previously appeared in the K.C. Undercover episode, "Tightrope of Doom."
- Casting calls were made for "Harry" a British transfer student that sought to emulate the Daredevil lifestyle of his idol, Dirk, however the character did not appear in this episode.
- Frankie got her hair stuck in a locker three times.
- No one let Frankie sit with them at lunch.
- Frankie lies to Paige about her day.
- Some school students made fun of Amelia.
- Bernie found Amelia crying in a classroom.
- Bernie tried to kiss Amelia, but she ran screaming out of the classroom. Although, he gained Amelia self-confidence.
- Dirk used 5 leaf blowers to blast through a wall at Sierra High.
| To view the First Day of School gallery, click here.