The actress and husband Cash Warren took their adorable daughter Honor to the playground at Coldwater Park in Beverly Hills, and indulged in some good old fashioned wholesome family fun - by playing a game of bat and ball (you know, the one will the velcro pads. It's a good 'un.)
The pregnant actress kept it casual in a plain white tee, cropped trousers, denim shirt and comfy tennis shoes - with the only sign that she might be a Hollywood star being those staple sunnies.
Jessica is expecting her second child - thought to be another girl - later in the summer.
Click on our gallery below to take a look back at other well-dressed celeb baby bumps: