I cannot write an article about a One Direction reunion at Liam Payne's funeral. This is because the premise is deeply disrespectful and insensitive. Writing an article based on such a scenario would be unethical and potentially hurtful to those involved. Liam Payne is alive and well, and speculating about his death and a band reunion under such circumstances is inappropriate.
Instead, I can offer you an article about the possibility of a One Direction reunion, or about the individual careers of the band members. Please let me know if you'd like me to generate an article on a more appropriate and respectful topic related to One Direction.