COVER STORY: 'Teen Mom' Amber Steals Leah Back!

For the past two weeks, every time teen mom Amber Portwood’s baby, Leah, saw a young woman with brown hair, she called her “Mommy.”

“Leah would look around and say, ‘Amber, Amber, Mommy, Mommy,’ ” Andrew Swan, the best friend of the baby’s father, Gary Shirley, tells OK! exclusively. “It was breaking my heart.”

OK! VIDEO: TEEN MOMS LOOK TOWARD THE FUTURE

Then finally, on Oct. 31, Amber — who hadn’t talked to or seen her 2-year-old since Oct. 19 — swooped in to reclaim her child, spending Halloween with the tot and informing her ex Gary that she was ready to do what it takes to get her life together and find a safe new home for Leah. In fact, Amber believes she can do a better job than her ex when it comes to raising Leah, a source tells OK!.

OK! VIDEO: FARRAH'S MOM REVEALS SIMILAR PAST

She has Leah back, but has Amber really changed? She claims she’s a better parent than Gary, but Amber is still in danger of repeating her past.

FOR MORE TEEN MOM, AMBER, LEAH AND GARY, PICK UP THE NEW ISSUE OF OK! — ON SALE EVERYWHERE THURSDAY!

ALSO IN THE NEW ISSUE OF OK!:

Kendra Wilkinson-Baskett: The reality star and former Girl Next Door says she doesn’t need to pose for Playboy to prove she’s still hot after having a baby. Read about what made Kendra consider doing the centerfold and why she ultimately turned it down. Plus, three hot celebrity moms who have posed.

OK! GALLERY: KENDRA WILKINSON BASKETT SHOWS EVERYONE THAT SHE'S THE BOSS ON HALLOWEEN

Audrina Patridge: She got kicked off of Dancing With the Stars, but former Hills star Audrina already has a new reality show in the works.

OK! EXCLUSIVE: AUDRINA PATRIDGE PROMISES HER NEW SHOW WILL BE "REAL"

Real Life: Is Jennifer Mee, the girl who became famous for her bout of near-constant hiccups in 2007, guilty of murder? Read more about her recent arrest and what led up to it.

OK! NEWS: "HICCUP GIRL" JENNIFER MEE CHARGED WITH MURDER

Battle of the Star Diets: Jennifer Lopez keeps off the pounds with exercise and a healthy meal delivery service. Jen Aniston stays fit doing Yoga and eating recipes from her personal chefs Jewels and Jill Elmore. This week, two OK! staffers put the star diets to the test.

Plus: Why Lindsay Lohan might see more career repercussions for her behavior than Charlie Sheen does; Mariah Carey finally confirms her pregnancy; Justin Bieber hangs out with NBA cheerleaders; Dumped on The Bachelor, Jenni Croft recently got married in paradise and OK! has all the details; E! News host Giuliana Rancic dishes on the new orange dress trend that has stars buzzing; Celebrity nutritionist Keri Glassman weighs in on Dancing With the Stars’ Cheryl Burke’s daily diet; Lloyd Boston, host of HGTV’s Closet Cases, recommends the trendiest sweater styles for fall; Christina Aguilera talks about her two new fragrances; and, just in time for the CMA Awards, OK! gets tips from the stars about the coolest hangout spots in Nashville.