CHAD & SOPHIA ON THE ROCKS?

The New York Daily News Reprots, " Is the honeymoon already over for "One Tree Hill" stars Chad Michael Murray and Sophia Bush, who said "I do" just three months ago? A Lowdown spy reports: "The marriage is all but done. They are separated, and she is going to file for divorce imminently." Rumors have been swirling about Murray's allegedly naughty behavior in L.A. while the missus was out of town filming "Stay Alive," a teen horror flick. Reps for the couple did not respond to detailed messages by deadline yesterday."