Olivia Olson
Birthday: 1992-05-21 | Place of Birth: Los Angeles, California, USAOlivia Rose Olson (born May 21, 1992) is an American actress and singer-songwriter, mostly known for her voice roles as Vanessa Doofenshmirtz in Phineas and Ferb and Marceline the Vampire Queen in Adventure Time. She also played the character of Joanna in the 2003 film Love Actually and its 2017 short sequel Red Nose Day Actually.
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Known For
Adventure Time: Distant Lands - Obsidian
Phineas and Ferb The Movie: Candace Against the Universe
Adventure Time: Islands
Red Nose Day Actually
Adventure Time: Elements
Adventure Time: Stakes