Liam Payne and Louis Tomlinson were connected for life through their stint in One Direction, which became one of the most successful boy bands of all time. But their friendship wasn't always smooth-sailing,

Louis Tomlinson remembers his late One Direction bandmate Liam Payne penning an emotional letter to him. In a social media post, Tomlinson grieved the loss of his bandmate following his death. “I am beyond devastated to be writing this but yesterday I lost a brother.