However, the 35-year-old isn't doing it alone.
Over Labor Day weekend, the bootylicious babe took to Instagram and showed that one of her good friends is also expecting!
And it just so happens that this pal is her husband's co-star!
In the (above) pic, the Ice And Coco star poses alongside Law & Order: SVU actress Kelli Giddish!
Miz Austin wrote the caption:
Tags: actress, baby, baby blabber, baby bump watch, child, co-star, coco, coco austin, expecting, friends, hospital, husband, ice-t, instagram, kelli giddish, law &038;038;038; order svu, love, marriage, married, preggers, pregnancy talk, pregnant, tv news