Yolki 3

Yolki 3 poster.

Movie (2013)
Russian title: Ёлки 3

Starring:
Ivan Urgant (Boris Nikolaevich Vorobiev)
Sergey Svetlakov (Evgeniy Pavlovich)
Pyotr Fyodorov (Nikolai Kravchuk)
Anna Chipovskaya (Elena Kravchuk)

Two years has passed - Boris and Zhenya's one year-old son bring friends to the psychiatric hospital on New Year's Eve. Little Nastya, whose parents separated two beloved dogs from one another, tries to help them.

Also from this series:

Yolki
Yolki 2