Celebrate motherhood with one of television's most enduring series. In "The Runt," Lassie protects the last of her litter. Timmy (Jon Provost) spends a memorable Mother's Day in "The Wrong Gift." An abandoned cougar cub becomes "Lassie's Wild Baby," and in "The Well," the Millers defend their property from a greedy businessman. June Lockhart, George Cleveland and Tommy Rettig star.