Jon Cryer receives threat from ex-wife?

Charlie Sheen is not only the one having relationship troubles these days, "Two and a Half Men" co-star Jon Cryer got a threat from his ex-wife Sarah Trigger.

According to TMZ, "Security has flooded the set of "Two and a Half Men". It involves the turbulent divorce with Jon's ex-wife." (No audience are allowed due to security concerns.)

Sarah's lawyer said, "There's no reason in the world why Sarah would do anything like that."

Jon's ex Sarah Trigger was previously booked and arrested for felony child neglect.