London. The All About Tonight hitmaker looked stunning in the lemon yellow printed frock, which boasted puff sleeves and a form-flattering waistline.
The star styled her golden-blonde locks into a centre parting, letting her tresses fall onto her shoulders. Pixie opted for a glowing palette of makeup, sporting a shimmery pink eyeshadow and a sweep of pink matte lipstick.
She took the time to pose alongside her young fans at the charity event, which marked the start of a two-week happiness takeover across The Fragrance Shop's stores.
Her outing to the charity event, which aims to grant wishes and provide ongoing hospital support to seriously ill children, comes as the pop star recently revealed she wants to have a 'big family' with her.
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