After you've been cheated on, it's easy to have a distorted view of relationships.
She's got everything: beauty, talent, money. She's in the best possible position to get divorced. Why would she allow someone to hurt her the way she has? Why would she just sing about her husband's betrayal when she could kick him to the curb? What message is she sending the rest of us if she decides to stay with someone who has deceived her?
You need to see that your partner has suffered too, not from your anger, but from the weight of his or her own actions. If you believe your partner deeply regrets his actions, knows he was wrong, and even feels he violated his own personal standards, you will feel more trusting and open to forgiveness.
Oh, those crafty networks. Even when it seems like there's no amount of lipstick to pretty up some pigs ... er ... shows, their promos still manage to make them look spectacular. These aren't them -- these shows actually show some promise.