Hundreds of people are expected to attend a fun family day on the shores of Windermere.
It's raising money for the Brathay Trust near Ambleside, which gives educational outdoor holidays to young people. It helps around 6000 teenagers from all over the UK.
This year's theme is 'Chapatti in the Park'.
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Kerrie brings you Sunday night's forecast
We're back to average April weather for the week ahead