Kelly Osbourne 's major hair transformation has shocked fans of the TV personality, who made a rare appearance in London on Tuesday at the launch of Juliet Sear's bakeware collection at Fortnum & Mason.

The 41-year-old arrived in a chic gray jumpsuit with the sleeves rolled up and a black belt cinching in her waist, and added a gold charm necklace and black strappy heels to complete the look.

It was her hair that caught the eye, thanks to her voluminous Marilyn Monroe-style blonde curls that seemed to defy gravity. She looked virtually unrecognizable with the new hairstyle, which was a far cry from her usual slicked-back blonde look.

Kelly was all smiles at the event and opted for a glamorous makeup look on the night. Just a day prior, the mom of one shocked fans with her dramatic hai

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