(CNN) Marnie the Dog, a popular dog influencer who became known for her dangling tongue and celebrity appearances, has died.

In an emotional Instagram post, owner Shirley Braha announced that Marnie peacefully passed away on Thursday at the age of 18.

"Her comfort had been notably declining over the past few days with little hope for improvement and she let me know she had had enough," Braha wrote on Saturday. "She enjoyed her chicken until the very end."

Marnie had amassed quite the following, with 1.8 million followers on Instagram. The announcement of her death was met with mourning from many, including other influencer pet accounts.

Lil Bub, whose own Instagram account has 2.5 million followers, passed away late last year. The account remains active, and Lil Bub's ghost wrote a message to Marnie full of hope.

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