Katt Williams' aggressive behavior at a Seattle bar and an odd exchange with police landed the comedian in jail Sunday, police said.Williams "exchanged words with patrons in the bar, brandished a pool cue at a bar manager and refused to leave the business," and later refused to show identification to a police officer who had been called to the scene, a Seattle police news release said.The 41-year-old comic, who was in Seattle to perform his stand-up comedy show over the weekend, was booked into the King County Jail on charges of assault, harassment and obstruction, police said. He was released on bond Monday morning, a jail official said.