Selena Gomez Secret to Success ... Plunging Everything

11/11/2015 7:13 AM PST

Selena Gomez held her own at the "Victoria's Secret Fashion Show" Tuesday night ... and her own held up well, too.

Selena performed on the runway and, frankly, she could have walked alongside Gigi and Kendall and it would have been a horse race.

Someone's eating his heart out.