Demi Lovato Posts Heartfelt Tribute to Late Grandfather

by Meredith B. Kile 6:07 PM PDT, September 28, 2015
Photo: Instagram

Demi Lovato is sharing more sad news on Instagram.

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The 23-year-old singer posted a heartfelt tribute to her late grandfather on Monday, which included a sweet message to the adorable puppy that she and boyfriend Wilmer Valderrama lost in a tragic accident in July.

"My two favorite Buddy's are now playing in Heaven," the actress captioned a photo of her grandfather and the adorable pup. "My heart is absolutely broken and I can't even begin to imagine a world without my Papa but I know one day we'll meet again and that's what keeps me going."

WATCH: Demi Lovato 'Would Say Yes' If Wilmer Valderrama Proposed

"I hate writing this," Lovato continued. "But RIP Papa... I miss you so much already. I love you. Please keep my Mimaw in your prayers."

Lovato asked for prayers for her "Papa" in another Instagram post back in June, just before Fatherโ€™s Day.

Please pray for my Papa ๐Ÿ˜ฅ๐Ÿ™๐Ÿผ

A photo posted by Demi Lovato (@ddlovato) on

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The actress thanked her fans for helping her and Valderrama through their difficult summer.

"We canโ€™t thank you all enough," she captioned an emotional collage after their puppy died in late July. "This has been the most painful week of my life but Wilmer [Valderrama] and I had so much love and support, Iโ€™ve been able to stay strong and will continue to get through this difficult time."

WATCH: Demi Lovato's Adorable Dog Dies in 'Tragic Accident'