Gabby has officially chosen a sperm donor on Happy's Place - and Melissa Peterman has plenty of possible casting ideas for the pivotal role. During the Friday, November 21, episode of the hit NBC series, Gabby got help from her coworkers when it came to choosing the father of her baby. "Gabby [would want] Channing Tatum. She's going to dream big," Peterman, 54, exclusively told Us Weekly during a joint interview with costar Pablo Castelblanco. "Dream big or go home.