Question: How many children does Kate Roberts have?
Answer: Kate Roberts has six children altogether: Austin and Billie Reed were fathered by ex-husband Curtis Reed; Lucas Roberts was fathered by Bill Horton via a one-night stand; Philip Kiriakis was fathered by Victor Kiriakis, although Vivian Alamain carried Philip to term; Rex and Cassie Brady were fathered by Roman Brady, although Marlena carried the twins to term thanks to the machinations of Stefano DiMera.