January Jones isn't letting her growing belly get in the way of a perfectly good shopping day.

The pregnant X-Men: First Class starlet spent the afternoon dropping some of her hard-earned money at Calypso in West Hollywood.

Wearing a flowy white blouse, black riding pants and knee high boots, Ms. Jones remained focused on the racks while in the store. We're still focused on the question ... who is the baby's daddy? Let's hope she knows.

See more of January's baby bump ... after the jump.