However, after he introduces them to Lois, they start insulting her behind her back. Peter continues to feed them stories about her until Brian brings it to his attention that what he is doing is wrong. Feeling guilty, he confesses to Lois about his activities and finds that she is already aware of what women will do behind other's back, but is surprised to find that she things they talk trash about him behind his own back. Testing Lois' opinion, he discovers it is true, and when he returns to Lois, they work out a plan to extract revenge. Karen, the brunette, is voiced by Alex Borstein.