Tommy walks out on Tina over her surrogacy, as the cracks in their relationship split them apart.
Worried for her health, upset by gossip and knowing how it feels to be a child sold for cash, Tommy snaps.
Chrsi Fountain, who plays Tommy, said: "He comes to the conclusion that Tina's having the baby whether he likes it or not, so he leaves. He just can't deal with it."
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