Britney Spears pays tribute to superfan who passed away in heartfelt tweet

Late Wednesday night (June 28), Britney Spears took to Twitter to share her condolences following the news that one of her biggest fans, Joseph Hernandez, had passed away unexpectedly.

The pop star posted a heartfelt tribute to her super fan -- who went by Tristan Spears online -- by tweeting, "Just heard the sad news about one of my biggest fans. My heart goes out to Tristan's family, friends and the #BritneyArmy."

Another Britney Spears fan that goes by the handle @BritneyOxygen spoke to Hernandez's cousin Pachi, who revealed that 32-year-old Hernandez was found in his home on June 7 by his partner, Anthony Losoya, and his cause of death is still unknown.

See photos of Britney Spears through the years: