Anna Camp to Appear on “How I Met Your Mother” Tonight

True Blood’s” Anna Camp (Sarah Newlin) will guest star in tonight’s episode of “How I Met Your Mother,” as a prospective date for Ted.  The official synopsis for “Knight Vision” reads: When Ted finds himself with three prospects to be his date for the wedding weekend, he chooses poorly. Meanwhile, Barney and Robin have a confrontation with their minister, […]