Abbie Cornish, Ryan Phillippe kaput after rumors he cheated
Vicki Hyman | NJ Advance Media for NJ.com Vicki Hyman FRAZER HARRISON GETTY IMAGES
She was seen moving out of their home over the weekend.
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Abbie Cornish,

the Australian actress who will, unfortunately, forever be known as the girl who broke up

Ryan Phillippe

and

Reese Witherspoon

's marriage (whether that is true or not), has "dumped" Phillippe amid

rumors

that he cheated on her,

Usmagazine.com reports

.

The couple, who co-starred in the Iraq War drama "Stop-Loss," have been dating since 2006, since right about the time Witherspoon and Phillippe split after seven years of marriage, although they didn't take their relationship public until 2008.