DC Movie News: Margot Robbie says she'll return as Harley Quinn in 2018

Thanks to Movieweb for the heads up.

Margot Robbie Will Return as Harley Quinn in 2018, But in What Movie? https://t.co/tdlZzxpP6Y pic.twitter.com/UKEC6HthXr

— MovieWeb (@movieweb) December 22, 2017