VIDEO : Are Justin Bieber And Selena Gomez Officially Back Together?

Could Justin Bieber and Selena Gomez be getting back together?!
The ex-lovers are igniting romance rumors once more after Selena was seen at Justin's concert in LA on Wednesday. Photos posted on social media display the Selena in the audience, seeing her ex-boyfriend perform.
The sighting happens only days after Justin posted a throwback photo on Instagram of Selena and him kissing with the caption, "Feels."
So could this mean that Justin and Selena are legitimately a couple again?