Zoe described it but this is what Sam said to Jack after she got caught stealing at cob she called her a 암캐, 암 캐 and that some one should but her in her place and then Jack told his brother and he did the same night he killed Q.
posted over a year ago
It wasn't the same night he killed Q. He attacked Brooke in the end of 6x01 and Q died at the end of 6x02