In pictures: So which celebrity wore the best Halloween fancy dress costume?

Heidi Klum stole the show at a Halloween party in New York. Credit: Heidi Klum

A galaxy of stars were in fancy dress at Halloween parties last night.

Model Heidi Klum stole the show at a New York Halloween party dressed as a giant butterfly, while US talk show host and comedian Ellen got the laughs by dressing up as George and Amal Clooney

Meanwhile, a string of stars arrived at Jonathan Ross' Halloween party last night.

Celebrities like Jimmy Carr, Jack Whitehall, Paul Merton and Danny Baker all attended, as the talk show host deck his north London home in decorations.

Jimmy Carr and Karoline Copping arrive. Credit: Jonathan Brady/PA Wire
Jonathan Ross' home in north London decorated for a Halloween party. Credit: Jonathan Brady/PA Wire
Jack Whitehall arrives. Credit: Jonathan Brady/PA Wire
Paul Merton and Suki Webster arrive. Credit: Jonathan Brady/PA Wire
Danny Baker arrives. Credit: Jonathan Brady/PA Wire