Tiny is doing her publicity tour, but even with all the fame, she feels lonely and wishes for home. Meanwhile, Bark, Kano, and Roland plot revenge on Tiny by replacing her with a talented street pup, Scrappy who initially passes on the opportunity, but when her home gets thrown into the garbage, ...

Chapter 2
Scrappy does her first performance as "Tiny." Meanwhile, Tiny escapes Roland and Bark, only to confront Cat Alley. She is rescued by P.U.P and the Dog Pound Crew—Scrappy's friends. It seems like both pups are adjusting to living in each other’s worlds.

Scrappy and Tiny live each other's lives. Scrappy may be acting too much like herself, as Lou and the family start noticing “Tiny’s” new personality. Meanwhile, Tiny has her first taste of a rap battle! But the bad guys aren’t far behind, Kano and Roland get help from Cat Alley. Tiny and the Dog...

The Dog Pound Crew takes Tiny back in and plans to fix the pup swap. But first, they must escape Roland and Kano before reaching the Rockstar Hall of Fame. As they escape, Tiny discovers a secret about Scrappy. Meanwhile, Scrappy wants out of the deal, but Bark threatens to hurt Lou, forcing her ...

It’s the PupStar finals. Tiny makes it just in time with the help of P.U.P and Shampoo, but it’s too late—Scrappy is already on stage! However, Scrappy reveals her true identity and the cruel plan she was a part of. She’s met with forgiveness and love from her long-lost sister, Tiny. Together, th...