Vicki and Janet tied the knot of civil partnership in 2007. Now they're expecting their first baby. Meanwhile, Ines, who's 30, and Paul, who's 60, are expecting their third child together.

Billie, who's 17, has pre-eclampsia, one of the most serious conditions that can develop during pregnancy. Carolyn and John's baby has a cleft lip. They're anxious to discover how serious it is.