Olivia Olson is a singer-songwriter, actress, and writer known for voicing Vanessa Doofenshmirtz in Phineas and Ferb and Marceline the Vampire Queen in Adventure Time. In We Baby Bears, she does the voice of Ursa Major.
We Bare Bears Wiki
Olivia Olson is a singer-songwriter, actress, and writer known for voicing Vanessa Doofenshmirtz in Phineas and Ferb and Marceline the Vampire Queen in Adventure Time. In We Baby Bears, she does the voice of Ursa Major.