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Pet parents Nicolette Mason and Nina Kossoff joked about having a "Bark Mitzvah" for their dog Frankie for years

When they realized Frankie was turning 13, they decided to celebrate accordingly

Their friends came together for the bagel and schmear celebration

Turning 13 is something to celebrate — for both animals and humans alike.

For years, pet parents Nicolette Mason and Nina Kossoff joked about having a "Bark Mitzvah" for their dog Frankie. When they realized the milestone birthday was fast approaching, they thought, “Why not?”

Mason , 39, talks with PEOPLE exclusively about all the planning that went into throwing their pug the perfect party.

First, Mason and Kossoff, 34, had to pick a date that fell near Frankie’s 13th birthday, landing on Sept. 1, 2025. Then, th

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