Demi Lovato Mourns Death of Beloved Dog Spawn With Boyfriend Wilmer Valderrama 28th December 20155th February 2016 Sophie So sad. Demi Lovato has revealed that her and boyfriend Wilmer Valderrama‘s beloved dog Spawn has passed away. https://www.usmagazine.com/celebrity-news/news/demi-lovato-wilmer-valderramas-dog-spawn-passes-away-w160439