imaginary cow. reporter: the parody account, devin nunes s cow, was created to mock nunes, whose family runs a dairy farm. people were targeting me. there were anonymous accounts. reporter: so he targeted the parody account. the lawsuit didn t just let the cow out of the barn, it caused a stampede. a stampede of cow humor being milked for insults. when a horse s ass gets taken down by a happy cow. there were pole dancing cows and photo-shopped cows. the cow jumped over devin nunes. and the washington post declared nunes is having a cow. we can t have our can t have livestock insulting our elected officials. please don t follow devi devin @devincow. reporter: a campaign kicked off and surpassed devin s own twitter account in the number of