What is your favorite song by Selena Gomez?

Hi!
My favorite songs from her:
Bang Bang Bang
We own the night
Falling Down
Hit the lights
One and the same (with Demi Lovato)
Actually i love all her songs, but i really have to choose, i would choose from above!

Below: you see her in the dress of the video "a year without rain". Here is a picture of her in the video "Falling Down".