The 31-year-old 'Keeping Up With the Kardashians' star gave into the peer pressure.
The reality star is the latest of her sisters to join the social media app.
The celebs were out in full force at the Staples Center on Wednesday to say goodbye to the Lakers legend.
The star told ET "everything is under discussion" after Kobe Bryant's final NBA game Wednesday night.
The former Laker attended Kobe Bryant's last game on Wednesday night.
Lakers fans and stars arrived in large numbers to say farewell to the Lakers legend.
Bryant's former teammate wished him a happy retirement at his final Lakers game.
The former Lakers star appeared in a video before Bryant's final game on Wednesday.
The 31-year-old called off her divorce filing after the former NBA player was found unconscious in a brothel.
The star credits exercise with helping her get over her breakup from Lamar Odom.
The 'Strong Looks Better Naked' author covered the May issue of 'Shape' magazine.
Kourtney Kardashian's ex got candid on the latest episode of 'I Am Cait.'
The former NBA star was all smiles as he sat courtside and talked with fans on Wednesday night.
