During Thursday night's GOP debate, Donald Trump was asked by Megyn Kelly about his unfiltered approach to public remarks--particularly when they are addressed to women. His response? A swipe at Rosie O'Donnell:

He's gotten into Twitter fights with O'Donnell before, taking swipes at her partner as well as her weight and calling her a loser.

O'Donnell wasted no time in responding:

Follow a transcript of the debate here.