Former boy band star Robbie Williams was a guest mentor to One Direction on talent show The X Factor, and has now paid tribute to Liam Payne

Harry Styles, Zayn Malik, Niall Horan and Louis Tomlinson of One Direction jointly and separately shared remembrances of their "brother," Liam Payne.

In an tribute posted to Instagram the same night of Payne's tragic death, Twist shared a simple message with her followers, writing, "Just a boy... 💔," accompanied by a black background and a broken heart emoji.

Fans, music-industry figures and fellow musicians are paying tribute to former One Direction member Liam Payne

Liam Payne, English singer and former member of One Direction, is dead at the age of 31. Celebrities from around the world respond to the tragic news.

The shocking death of singer Liam Payne has prompted much discussion about grieving a celebrity with a complicated legacy and navigating the realities of parasocial relationships. The former member of the boy band One Direction died on Wednesday at the age of 31 after falling from a hotel balcony in Buenos Aires.

Harry Styles, Niall Horan, Zayn Malik and Louis Tomlinson, formerly of pop group One Direction, have released a joint statement concerning the death of their bandmate Liam Payne.