UO student on season fall finale of 'Grimm'

EUGENE, Ore. - A University of Oregon freshman appears on the season finale of "Grimm" Friday night at 10 p.m. on NBC.

Alex Mentzel, a long-time Eugene resident, plays a juvenile delinquent who tangles with Santa "Claws" in an episode of the show filmed in Portland.

The plot of the episode "The Twelve Days of Krampus" features a beast-like creature from the folk traditions of the Alpine countries who is thought to punish naughty children during the Yule season.