Robert Hughes M.D. is a fictional character on the American soap opera As the World Turns. Bob was played by actor Don Hastings from October 1960 until the series' final episode on September 17, 2010. Actors Bobby Alford and Ronnie Welch played Bob previously between 1956 and 1960. He was briefly married to Lisa Miller (with whom he had son Tom) during the 1960s; he and Lisa remain close friends. He is currently married to Kim Hughes, with whom he had a daughter, Sabrina, and a son, Chris. Bob was also the last character seen on the show, leaving his office at the end of the final episode with the words "Good night," which mirrored the first words spoken on the show, "Good morning, dear," spoken by Helen Wagner as she portrayed Bob's mother, Nancy Hughes. Storylines Early Storyline Bob Hughes was the youngest child of Chris and Nancy Hughes and has always been a man of honor. Despite this, he's had a number of failed marriages and many women who didn't measure up. Bob was in college and planning to go to medical school, when he met, Lisa Miller, a young college student from Rockford, Illinois. Lisa was determined to get Bob to marry her, as she reasoned a doctor would bring her prosperity. When Bob succumbs to Lisa's charms and they are secretly married, Bob's parents tried to have the marriage annulled on the basis of the couple being too young, Lisa's announcement of her pregnancy put an end to Chris and Nancy plans and the couple moved in with the Hugheses. Though Bob tried to be a good husband to Lisa and a good father to their son, Tommy, Lisa soon grew bored with her life and left Bob for a rich shoe salesman. The man found Lisa too unsophisticated, however, and dumped her. Lisa tried to get back together with Bob, but his pride was hurt and he refused to take her back. Sylvia and Sandy Not long after his divorce from Lisa, Bob fell for a sweet nurse named Sylvia Hill who was suffering from lupus. However, that relationship ended rather quickly since Sylvia decided to return home to her native Michigan. Bob continued to be busy building his medical career and became best friends with the older Dr. David Stewart. Meanwhile, at home, Tommy was lashing out at the Hugheses, thanks to Lisa's poisoning