Bravo to her best friend, Selena Gomez, who delivered a heart-felt performance of her newest single, "The Heart Wants What It Wants," which later on shed tears to Taylor Swift at the end.
Another heartbroken song performed by Sam Smith who understands well how it feels to be lonely.
Lots of energetic and passionate performances on #AMAs 2014, so it's worth watching!
Here are some recap of the winners from Sunday's #AMAs live on Nokia Theatre, Downtown LA:
ARTIST OF THE YEAR: One Direction
FAVORITE DUO/ BAND- ROCK/ POP: One Direction