Lil Bub, one of the internet's most beloved pets, passed away on Sunday.

According to a statement made by her owner Mike, the cat had been battling a bone infection for some time. She "passed away peacefully in her sleep” early that morning

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Lil Bub was eight years old and raised money for many organizations during her time on earth. According to Mike, Bub saved many lives both animal and human. Three years ago she started Lil Bub's Big Fund with the ASPCA, where the money is used to help special needs animals nationwide. Though feline, she served as an inspiration for others with her determination and will to live.

Mike posted photos of the two of them of their first and last days together, along with a heartfelt caption.

On the morning of Sunday, December 1st 2019 we lost the purest, kindest and most magical living force on our planet. BUB was cheerful and full of love laying in our bed with us Saturday night, but unexpectedly passed away peacefully in her sleep.. I have always been fully transparent about BUB's health, and it was no secret that she was battling a persistent and aggressive bone infection. Even knowing this, we weren't expecting her to pass so soon or so abruptly without warning. I truly believe that she willingly made the decision to leave her failing body so that our family would not have to make that difficult decision ourselves...

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Dearest BUB, I will never forget your generosity, your limitless supply of love, or your uncanny ability to bring so much magic and joy to the world. I am forever honored and humbled that you chose me as your caretaker. Please visit all of us in our dreams o

The full post is available below.


Lil Bub was known for her endeavors in the music industry. In 2014, Lil Bub was featured in a music video with Andrew W.K. The next year, the cat dropped her own album Science and Magic, which according to AP, "rockets away from the shaky ground of meme culture and into a different space discovering the intersection between a sugar rush and solid songwriting."

Read more: Lil BUB discovers the intersection between a sugar rush and solid songwriting on new album

Frank Iero expressed his sadness over the news on Instagram, simply posting a photo of the cat with the caption "RIP."

Our thoughts go to Lil Bub's owner and the rest of her family, she will be missed.