Flavor Flav has been jailed in Las Vegas on charges of felony assault and misdemeanor domestic battery. Police say he argued with his fiancée and threatened to attack her teen son with a knife.

Officer Bill Cassell told the Associated Press no one was injured in a scuffle that occurred at 3:30 a.m. Wednesday at a home several miles southwest of the Las Vegas Strip.

The 53-year-old Public Enemy rapper and reality television star's legal name is William J. Drayton Jr. He's being held on $23,000 bail at Clark County's jail. A court appearance is scheduled today.