News TV Videos GRIMM Preview Clip Written by Shawn Marazine on August 8, 2012 An Unlikely Friendship Nick’s mom finds it hard to believe that a Grimm and a Wesen could be friends! Related posts:'SNL' promo with Taraji P. Henson and musical guest Mumford & Sons'Parks and Recreation' preview clipsGRIMM preview clips - "Kiss of the Muse" tonight on NBC