The 87-year-old singer, known for her 1962 hit “Pretty Little Baby,” shared the health update with fans on Wednesday writing, “I am back in hospital where I have been undergoing tests and checks to determine the cause (s) of the extreme pain I have been experiencing.”

Connie Francis was hospitalized in Florida after experiencing “extreme pain.” The 87-year-old “Pretty Little Baby” singer’s health crisis was first announced by radio personality Cousin Brucie on Facebook, before Francis shared a message of her own.