'One month ago': Jessica Alba shares throwback photo of baby belly from when she was pregnant with son Hayes.<br /><br />She welcomed her first son Hayes Alba Warren on New Years Eve.<br />And Jessica Alba was feeling wistful on Thursday night as she shared a throwback to her pregnancy. <br />'1 month ago 9.5 months pregnant,' the Sin City captioned a photo of her pregnant belly.<br /><br />Alba has been spending a lot of time with her little boy including time in front of the television catching up on the Netflix series Grace and Frankie.<br />
