Actress Hilary Duff is expecting a baby girl and she couldn?t be more excited! ExtraTV.com caught up with Duff to talk about a contest for kids called Imagine If, With Jif? but first we had to talk babies. Hilary is expecting with singer/songwriter boyfriend Matthew Koma, and is also mom to 6-year-old Luca from a previous relationship. ?I?m so excited. I?m ready,? Duff said.