Country music star Miranda Lambert is grieving the loss of her treasured golden retriever, Waylon. Lambert, who is known for her love of animals, shared a heartfelt tribute to her "old pal" on social media. She recounted how she found Waylon and his sister Jessi abandoned and near death in Oklahoma in 2008. Waylon became a beloved member of their family and lived a full and adventurous life. Lambert expressed gratitude for the time she had with him, and fans and fellow musicians offered their condolences. Lambert and her mother founded the MuttNation Foundation in 2009 to support animal shelters.