After nearly four years of dating, the duo called it quits after the Personal Shopper star sparked cheating rumors with Snow White and the Huntsman director Rupert Sanders. “It was incredibly painful. … Relationships — you just never f—king know,” Stewart told The Daily Beast of her public breakup in September 2015.

Will Kristen and Robert ever get back together?

What went down between Kristen and Robert. The two first broke up after a picture of Kristen with Rupert Sanders was leaked and made headlines. However, Robert and Kristen soon got back together even though Kristen had cheated on him. At that moment, Robert finally decided to end things permanently.