Rin Rin and Mei Mei's Super Exciting Plan / Smelt Fishing
Rin Rin and Mei Mei find they have some common interests and work together to think of a plan to get closer to Panda and Handa. However, Rin Rin ends up catching a fever, so Mei Mei decides to instead look after him. Later, Polar Bear and the others go to the frozen lakes to do some smelt fishing, though soon get distracted. After Grizzly helps to catch a whole bunch, Polar Bear sets up an igloo cafe to make use of their ingredients.
Aired 21/02/2013EP 45 - Rin Rin and Mei Mei's Super Exciting Plan / Smelt Fishing

Polar Bear's Café
Shirokuma Cafe revolves around a Canadian white bear that quits his boring job and starts a cafeteria near a zoo. He loves telling tall tales and always brags about himself. According to him, he was picked up by a human couple who owns a diner while he was drifting around on an iceberg.
Though he has lost all contact with his Canadian family, he has discovered a new home in serving the diners' clientele, thanks to the kind couple. His café is an embodiment of his personality. The place is always packed with many regulars, animals and humans, who are drawn by his charismatic magnetism.
(Source: Crunchyroll)