S1, E5: When Kipper buys a pet for Pig's birthday, he finds that he likes Roly Poly the pet so much that he wants to keep him. Everything turns out fine in the end, and it's a great birthday for Pig.

S1, E5: When Kipper buys a pet for Pig's birthday, he finds that he likes Roly Poly the pet so much that he wants to keep him. Everything turns out fine in the end, and it's a great birthday for Pig.