The show has begun and we're here to give you the skinny of what's going down.

Fans were seen scrambling backstage the minute they heard One Direction performing.

A few #Directioners were also hugging and jumping around in unison right before One Direction's performance. Cute!

Taylor Swift happily watched One Direction perform from the side of the stage. She's so supportive!

Kelly Ripa told JJ that she listens to him everyday in the gifting lounge.

Lindsay Lohan took a few photos with fans. Click here to see the image.

Jack from Fun. watched Taylor Swift perform from the side stage area.

Stay tuned for more updates!