“Remembering a friend this weekend, Michael Johns, and keeping his family in my prayers. You’ll be missed, Australian buddy. #RIPMichaelJohns,” the 23-year-old singer tweeted.
Faking It and American Idol alum Katie Stevens also took to social media to remember her friend.
“Devastated to hear about the passing of my dear friend and fellow Idol Michael Johns,” she captioned a photo of the two of them on Instagram. “Thank you for sharing your incredible talent with the world. I was blessed to know you and your incredible heart. Thank you for believing in my always, even when i didnt believe in myself. You will be truly missed. Rest in peace my Aussie friend. we love you! praying for all his friends, family and his fans in this difficult time.”