Troopers called to a Williamsville liquor store this afternoon ended up confronting an unruly customer and lodging a drunken driving charge.

Clarence-based State Police said they were called about 4 p.m. to Passport Wine and Spirits, on Main Street, and arrived to find an intoxicated patron, John Zimmerman, 76, of Williamsville.

Zimmerman failed several field sobriety tests. He was taken into custody, registered a blood-alcohol content of 0.13 percent and was charged with driving while intoxicated, troopers said.