Bristol's largest Irish dance school pulled off a festive St. Patrick's Day surprise!

The O'Malley School of Irish Dance pulled off an epic surprise when they unveiled their own flash mob at Cabot Circus Bristol on St. Patrick's Day 2014.

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Their amazing routine came before the O'Malley School was announced to be the opening act at Bristol's annual Harbor Festival, the first time ever an Irish dance school had the honor.

Kate O'Malley, founder of the O’Malley School, told IrishCentral that her school is“Bristol’s biggest Irish dance school and after our 50-strong crowd of dancers flash-mobbed Bristol for St Patrick's Day. We are honored to be opening the dance stage."

She continued “We’re promising fast-paced, fancy footwork that’ll have the crowds clapping along and wanting more as a team of 22 world-class dancers take the stage.”

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The O'Malley School of Irish Dance was founded in 2007. The school is registered with An Coimisiún le Rincí Gaelacha and offers classes in traditional Irish dance to children and adults.

For more information about the O'Malley School of Irish Dance in Bristol, visit their Facebook page here.

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What's your favorite Irish dance performance? Let us know in the comments!

* Originally published in 2014.

The O'Malley School of Irish Dance wowed shoppers with a flash mob on St. Patrick's DayRachel Macfarlane / YouTube