Los Angeles July 26 (IANS) Singer Demi Lovato s former boyfriend Wilmer Valderrama paid a visit to her at a hospital.
Valderrama visited Lovato at Cedars-Sinai on Wednesday.
"He knew she was going through a tough time but he wasn t prepared for this. He saw her through so many ups and downs and was her rock through some of her darkest moments.
"To see her back in such a sad and vulnerable place is heartbreaking for him " a source told people.com.
The former couple dated for six years before announcing their split on Instagram in June 2016 in a joint statement.

--IANS sim/nn/bg