Leah's Shock: Another Teen Mom Baby!

Teen Mom: Teen Mom's Corey Simms has moved onto a new family, leaving estranged wife Leah Messer heartbroken. Who is this new girl in Corey's life and how does this change his relationship with Leah and their two girls? Corey's new girlfriend tells OK! about what she thinks of Leah. Plus, Amber Portwood parties it up for her 21st birthday and how is Jenelle Evans doing in rehab?

Britney Spears: With a hot new album and a killer tour to come this summer, Britney Spears is doing better than ever and she even has a smoking body to go along with it. Find out how Britney lost 20 pounds and see what she is doing to keep it up as she preps for her summer of live concerts.

Oprah Winfrey: The time has come for Oprah Winfrey to say goodbye. After 25 years of ups and downs, OK! looks back at some of the best moments from The Oprah Winfrey Show. And check out some of big stars that owe their success to Oprah!

Johnny Depp: Pirates of the Caribbean star Johnny Depp talks to OK! about his love Vanessa Paradis, their two kids Lily Rose and Jack, and whether he ever thought that this Pirates franchise would be so successful. Plus, enjoy some of Captain Jack Sparrow's funniest quotes ever!

Plus:

After Chaz Bono offered to talk to Brad Pitt and Angelina Jolie about Shiloh, Angie has come out in defense of her young daughter; From Harry Potter to The Smurfs to The Green Lantern, check out all the big movies that will make you flock to the theaters this summer; As Jaycee Dugard's captors face sentencing, the 31-year-old prepares to tell the world all about her torment; Nutritionist Keri Glassman weighs in on the daily diet of reality star Paris Hilton; Country sweethearts Blake Shelton and Miranda Lambert finally got hitched amidst a crowd of many stars like Kelly Clarkson, Reba McEntire and Katherine Heigl; Stars from Sarah Jessica Parker to Owen Wilson to Vanessa Hudgens flock to France to celebrate movies at the Cannes International Film Festival.