Photo: Dimitrios Kambouris / Getty Images Entertainment / Getty ImagesHailey Bieber and Kylie Jenner are celebrating Kylie's music debut! According to Yahoo! Kylie, Hailey and friends were spotted enjoying a nice iced matcha at Urth Caffe in LA! They note the outing comes as Kylie made her music debut as King Kylie. For more on this story, CLICK HERE!