sunglasses hair ponytail blonde Jessica Simpson jeels purse car shots gold dress sunset tower Eric Johnson
hair blonde Jessica Simpson jeels purse car shots gold dress sunset tower Eric Johnson pregnant

After wrapping up a long day of shooting for NBC's new reality series, Fashion Show, Jessica Simpson and fiancé Eric Johnson headed to the Sunset Tower hotel for a little romantic time alone, on Thursday.

But we couldn't help notice the way Miss Simpson was clutching her tummy under that shiny oversized shirt-dress -- could she be preg? The newly engaged star has openly expressed her desire to have kids and now that she's preparing to settle down with the ex-NFL player, what better time to start?

Find out what Vanessa Minnillo had to say about the "elephant in the room" when marrying Jessica's ex-hubby Nick Lachey last month, after the jump ...