The Lionsgate pregnancy comedy What to Expect When You're Expecting has launched a viral campaign featuring characters portrayed by Cameron Diaz, Anna Kendrick, and Brooklyn Decker. First up, you can watch Cameron Diaz as Jules in the trailer for a fake dancing reality series showcased in the movie, dubbed Celebrity Dance Factor.

Anna Kendrick plays Rosie, who runs a food truck called Cheezy Rider. You can follow Rosie's Twitter account @Cheezy_Rider, and take a look at a photo of Rosie with Chace Crawford's Marco.

<strong><em>What to Expect When You're Expecting</em></strong> Anna Kendrick and Chace Crawford Photo

Brooklyn Decker stars as Skyler, and you can check out the character's Pinterest page along with two new photos below, one of which features Dennis Quaid as Skyler's father, Ramsey.

What To Expect When You're Expecting Brooklyn Decker Photo

What To Expect When You're Expecting Brooklyn Decker and Dennis Quaid Photo