Sheldon Riley Hernandez is an Australian singer of Filipino descent. He rose to fame participating in in the 7th season of The Voice Australia finishing in 3rd place as part of Boy George's team. The following year, he participated in the series' All-Stars season where he reached the semifinals as part of Delta Goodrem's team.
In 2020, he auditioned for the 15th season of America's Got Talent in the United States and made it to the live shows, reaching the quarterfinal stage.
He won the third edition of Eurovision: Australia Decides and represented Australia at the Eurovision Song Contest 2022 in Turin with the song Not The Same. He finished in 15th place in the grand final.
Sheldon won the inaugural You're a Vision Award for the most remarkable outfit of the 2022 contest.
He later participated in the 4th season of The Masked Singer Australia, finishing in 2nd place as "Snapdragon".
In 2024, he returned to America's Got Talent as part of their Fantasy League spinoff, and was drafted onto former Spice Girl Mel B's team where he reached the semifinals.