In this episode of Birthday Stories, Margot Robbie talks about how she recruited a group of friends for a 24-hour marathon party on her 24th birthday. The actress who plays Harley Quinn in "Suicide Squad" started the 24-hour birthday challenge with a champagne breakfast at 9 a.m. and ended with a champagne breakfast at 9 a.m. the following morning.

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Margot Robbie Had a 24-Hour Marathon Party For Her 24th Birthday | Birthday Stories | W Magazine