By peoplestaff225
August 01, 2007 10:05 PM

As previously reported, Nicole Richie has finally confirmed herpregnancy to Diane Sawyer in an interview to air on Thursday andFriday. The Simple Life star also spoke to OK! aboutimpending motherhood, a day after pleading guilty and receiving afour-day jail sentence for her DUI charge. A CBB exclusive source at the shoot tells us,

While she remained coy on the details, Nicole, 25, said she feels "healthy and happy" and craves some Japanese cuisine.

Despite what you may have read elsewhere, our CBB exclusive sources tell us that they have not found out the sex, and are still undecided if they are going to — in fact, they’re currently leaning towards keeping it a delivery surprise. Nicole feels as though it may be a girl, but stressed that she and Joel Madden do not have a preference.

Nicole confirms to OK! that they are in the dark, saying that she and Joel — who she wants to marry in a "really huge" wedding — have some boy and girl namespicked out, although she’s not sharing. She did divulge her ultimatefamily plan.

Adoption is also in the cards.

Source: OK! Magazine, August 13 issue, pg 46-49