Calvin cheated on Carmel with both her sister Mercedes and cousin Theresa, and ended up getting Theresa pregnant. Calvin refused to stay with Theresa and their new baby, Kathleen Khloe McQueen, and in revenge Therea shot Calvin dead at his second wedding to Carmel. The McQueen's discover Theresa's guilt although agree to protect her.
Theresa
Kathleen Khloe McQueen