As Mila Kunis 's pregnancy progresses, the mom-to-be isn't showing any signs of slowing down. On Saturday, the actress stepped out for yoga and lunch with a pal in LA. Donning tight black workout clothes, Mila positioned her baby bump front and center as she flashed her megawatt smile. The casual outing is one of many Mila's had since her and fiancé Ashton Kutcher's pregnancy news  emerged in March. Just this week, Mila attended a prenatal yoga class  in the same ensemble. She's so dedicated that she even scored a good stretch on her 31st birthday ! Keep scrolling to see Mila's latest snaps.