Board Thread:General Discussion/@comment-4637931-20160407191844/@comment-24674051-20160411022129

It was the Premiere, and I'd have to go and rewatch it, but as I recall, it was when Marian was upset after finding out Robin was dating Regina. Part of Marian's tirade included (I thought) the fact that she was in Regina's dungeon awaiting execution.

I could be wrong, of course.