Meanwhile, Boog falls madly in love with Ursa (Melissa Sturm), a female grizzly bear who was born in Russia and can effortlessly walk on a tightrope, juggle and dance. When the couple begin working together, they obtain much more as a harmonious duet than it might seem at first glance. When Boog's pals find out about Boog's disappearance, they, as well as the pets put aside their differences and hatch a rescue mission to save Boog.