Miss Conception (2008)
Miss Conception (original title "Buy Borrow Steal") is a 2008 comedy film directed by Eric Styles and starring Heather Graham. Graham plays a woman who learns she has only one month left to conceive a child. When her baby-phobic long-term boyfriend (Tom Ellis) goes to film a documentary on a remote island with a spoiled former supermodel, she is forced to find alternate ways to conceive with the help of her friend Clem (Mia Kirshner).
More at Wikipedia.