According to the Reddit user, they hatched an Igglybuff, another baby Pokémon. The user later commented in the same thread to let people know that the Igglybuff hatched from a 2k egg.

Trainers can encounter and catch Ribbon Jigglypuff in the wild while participating in Pokemon GO New Year's 2025. They can evolve Ribbon Jigglypuff into Ribbon Wigglytuff using 50 Igglybuff Candy ...