Viewers of the movie This Is 40 never got to see one of the funniest scenes.

That’s because it was relegated to the blooper reel and out of public view – until now.

A stunning Megan Fox finds it impossible to keep a straight face as her co-star Leslie Mann gropes and jiggles the sex symbol’s [expletive] )  – and  you can see it here on Breaking Celebrity News for the first time.

Fox is in a red bra, facing Mann for the scene in the Judd Apatow comedy. As Mann’s character laments getting older and the accompanying changes to her body, she grabs and shakes Fox’s breasts.