Mackenzie mckee dog passed away causes instagram View Gallery

'My Heart Is Shattered!' Mackenzie Mckee's Puppy Tragically Dies

The former 'Teen Mom '3' star's new dog was only 9 months old.

Mackenzie Mckee is suffering a devastating loss! The former Teen Mom 3 star’s puppy has tragically passed away. The mother-of-three shared the heartbreaking details with her fans via social media.

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