The newest teaser clip for One Direction's upcoming documentary, "This Is Us," is all about your favorite goofy blonde-haired member of the band: Niall Horan. Watch in the video above as he heads back to his hometown, Mullingar, Ireland, where his dad shows off the crazy amount of fan mail he receives.
"We don't realize how much we miss our family and hometown until we're gone," Niall says.
Watch another promo that dropped this week, narrated by Louis Tomlinson, in the video below.
"This Is Us" will hit theaters Aug. 30. Are you psyched? Sound off with your predictions for the movie in the comments below or tweet @huffpostteen!