Barbie' fans driving up the price on an obscure Allan doll

Allan, who is played by Michael Cera in the movie, was introduced as Ken's friend in the '60s.

Allan Dolls Resale Prices Spike After 'Barbie' Movie Release

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Barbie' Movie Drives Up Price on Allan Dolls, Going for Top Dollar

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Barbie' Movie Drives Up Price on Allan Dolls, Going for Top Dollar

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Anyone else buying their childhood Barbie's lately?? : r/Barbie

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Barbie' movie craze drives up bids on rare Allan doll