William has attended
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Gravity Fest 2019
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Mt. Jefferson 2018
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Festival de la Bajada 2015
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Lomalinda DH 2015
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Push Culture Family Picnic 2015
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Downhill Throwdown 2015
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Mesa de las Tablas Longboard Fest 2015
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Festival de la Bajada 2014
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Angie’s Curves 2014
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Pikes Peak Downhill 2014
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ACME Extreme Downhill 2014
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Maryhill Festival of Speed 2014
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Monterreal Longboard Fest 2014
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Push Culture Family Picnic 2014
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Lago Cerrillo Downhill 2014
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Mega Grand Prix 2013
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Festival de la Bajada 2013
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Morro Solar 2013
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Desafio de los Andes 2013
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Pikes Peak Downhill 2013