Britney Spears Asks for 'All the Wishes & Prayers' for Her Niece After Life-Threatening ATV Accident

Britney Spears
Jason Kempin/Getty Images for Clear Channel

Britney Spears attends the iHeartRadio Music Festival at the MGM Grand Garden Arena in Las Vegas, Nev. 

Britney Spears is asking fans to support for her family after her 8-year-old niece was involved in a serious ATV accident on Sunday. 

"Need all the wishes and prayers for my niece," Britney Spears wrote, following news Maddie Briann Aldridge is hospitalized in critical but stable condition. 

Maddie is the daughter of Britney Spears' younger sister Jamie Lynn Spears. The accident occurred on their family's Louisiana property. According to Tangipahoa Parish Sheriff Daniel Edwards, the accident occurred while Jamie Lynn Spears and her husband, Jamie Watson (Maddie's stepfather), were watching.