COVER STORY: Jen Aniston — Yes, I'm Having a Baby!

In the new issue of OK! — on sale everywhere Thursday — we've got the inside scoop about Jennifer Aniston’s baby plans that everybody is going to be talking about! Why Jen’s finally ready now! Who might the daddy be? What the star is doing to prepare for being a mom!

FOR MORE ON JEN'S MOVE INTO MOTHERHOOD, PICK UP THE NEW ISSUE OF OK! — ON SALE EVERYWHERE THURSDAY!

OK! GALLERY: JEN ANISTON "JUST GOES" WITH THE PARENTS ON SET

Jake and Vienna — It’s Over!: What really happened between the pilot and the former waitress? Seemingly so in love after their engagement on The Bachelor, the couple have called it quits. How Vienna Girardi and Jake Pavelka are dealing with the break up.

OK! EXCLUSIVE: JAKE VS. VIENNA — DID SHE CHEAT?

Twilight: Just in time for the release of Eclipse, Robert Pattinson and Kristen Stewart are finally ready to take their romance to the next level — marriage! OK! has the inside details on what Kristen’s saying about marriage, where they might wed and what ceremony details could be like!

Tom and Katie: Five years after their whirlwind romance began, Tom Cruise and Katie Holmes are ready for baby number two! When will the couple begin trying for a sibling for Suri? What’s Katie doing to get ready for being a mom all over again?

OK! GALLERY: KATIE HOLMES BRINGS HER SURI BACK TO THE BIG APPLE

Plus: Russell Brand opens up about his fiancée, Katy Perry; Royal Pains’ Jill Flint models the hottest styles in summer white; Miley Cyrus shows some skin at the MMVA’s; Celebs tell OK! whether they’re Team Edward or Team Jacob;. How to put together the perfect Fourth of July party, including recipes by Bobby Flay; Is Jessica Simpson jealous of sister Ashlee Simpson-Wentz’s body?; OK! breaks down the five hottest summer trends; Mike “The Situation” Sorrentino leave us with his last words.