They worked together during the production of Hsm:tm:ts (High School Musical: the Musical: the Series) forming a friendship that is unbreakable.

Julia Rose Lester (born January 28, 2000 is an American actress and singer. She is best known for her role as Ashlyn Caswell in the Disney+ series High School Musical: The Musical: The Series.

Julia Lester - Wikipedia

—
Wikipedia

Julia Rose Lester (born January 28, 2000) is an American actress and singer. She is best known for her role as Ashlyn Caswell in the Disney+ series High School Musical: The Musical: The Series .

Olivia Isabel Rodrigo (born February 20, 2003) is an American singer-songwriter and actress. She is known for her roles as Paige Olvera on the Disney Channel series Bizaardvark and Nini Salazar-Roberts on the Disney+ mockumentary series High School Musical: The Musical: The Series.

Olivia Rodrigo - Wikipedia

—
Wikipedia

Olivia Isabel Rodrigo (born February 20, 2003) is an American singer-songwriter and actress. She is known for her roles as Paige Olvera on the Disney Channel series Bizaardvark and Nini Salazar-Roberts on the Disney+ mockumentary series High School Musical: The Musical: The Series .