Directioners should probably start preparing themselves now because 1D Day is almost here and One Direction just made sure to let everyone know it's about to be the best day of their lives in their new promo video!
With a 7-hour, live YouTube broadcast of all of this awesomeness, how could it not be? And if you have any doubts at all, your mind is about to be changed with these 7 reasons why it's going to be the best day ever.
1. Harry Styles and Liam Payne will be shirtless.
2. We get to see Zayn Malik being a graffiti mastermind.
3. They're performing new tracks from Midnight Memories.
4. They're going to break some world records like it's NBD.
5. Celeb guests will be in attendance, including The Muppets.
6. Zayn does this dance move.
7. Oh, and you know how much we love seeing 1D with babies.
What are you most excited about for 1D Day this Saturday? Let us know in the comments below!