As a Vampire

Liam as a vampire for Halloween? That seems about right to us.
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Liam on 90210

Liam is all dressed up for the Halloween episode of 90210. He's speaking to a gorilla (really, new character Ivy) in this scene.
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Halloween Costumes

That's Adrianna on the left and that's Naomi on the right. It's a bit hard to tell on this Halloween episode of 90210.
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Dressed Up Dixon

Yup, that's Dixon. He's dressed as a basketball player on the 90210 episode "Unmasked."
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Ivy

Welcome to 90210, Gillian Zinser. She debuts on the episode "Unmasked" as Ivy.
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Unmasked Scene

It's Halloween on this 90210 episode. Teddy confronts Naomi during the episode "Unmasked."
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Gillian Zinser as Ivy

Gillian Zinser is seen here as Ivy. The actress comes aboard 90210 during the episode "Unmasked."
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90210 Season 2 Episode 7 Quotes

I am so sorry that you're such a sexist ass.

Ivy

Naomi: I can't be distracted by rock-hard abs and thighs that have driven countries to war.
Adrianna: What country has ever been driven to war over thighs?