Cameron Diaz Is Pushing Alex Rodriguez Toward the Altar!

Cameron Diaz could be heading down the aisle toward her slugger man Alex Rodriguez soon, after using a bit of reverse psychology on her intended, Star reports in their new issue. So how is Cam coercing her reluctant fellow to tie the knot?

An insider close to the couple tells the new issue of Star that "Alex and Cameron broke up briefly this spring because he kept waffling on settling down with her and he complained she was getting too clingy and that he needed space ... so Cameron tried a little reverse psychology on A-Rod."

OK! NEWS: JUSTIN TIMBERLAKE LIKES NOTHING MORE THAN A PRETTY GIRL WITH A "NASTY MOUTH"

All it took was a little canoodling with her ex, Justin Timberlake, during the June 20 premiere of her movie with him, Bad Teacher. Star says she smooched Justin while photogs caught the moment.

"They were very touch-feely all night," an eyewitness told Star of the romantic exchanges. "Cameron was giggling and clearly lapping up the attention."

OK! VIDEO: WATCH CAMERON DIAZ REMOVE JON STEWART'S STITCHES ON THE DAILY SHOW

A-Rod is ready to defend his right to his lady though!

"He went so far as to call Justin and demand to know if he was going after Cam again," a source told Star. "Justin swore up and down that he wasn't."

He then asked Cameron her advice on how to decorate his mansion — surely a sign that he wants her to like her future home!

OK! NEWS: WHY CAMERON DIAZ & ALEX RODRIGUEZ MAKE A GOOD COUPLE — JOANNA GARCIA SWISHER EXPLAINS!

"Alex's ego has been bruised," the source told the magazine. "He was afraid she'd dump him for Justin, so he's making amends. Cam didn't want to play games with him, but she has Alex exactly where she wants him."

For more on this exclusive scoop and many more, check out the new issue of Star, on sale everywhere now!