So if you went to Penwortham Girls High School in the 2000s, you might recognise some faces in this gallery:
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Hayley Mottershow, Lydia Pennington, Alex Dodd, Gemma Pilkington, Kelly Raines and Natalie Barclay
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Penwortham Girls High School proms: 16 pictures from parties in the 2000s
By Iain Lynn
Published 19th Mar 2021, 07:00 GMT
It's over ten years since we took these pictures, of pupils celebrating finishing high school.