Gidget

Gidget is Max's girlfriend from The Secret Life of Pets

Gidget played Tillie Hippo in Mice Don't Dance
She is a Hippo

Gidget played Luna in Sailor Hanazuki
She is a cat

Gidget played Isa in Fifi the Explorer
She is an iguana

Gidget played Mariposa in Hanazuki the Explorer
She is a butterfly

Gidget played Peppa Pig in Gidget (Peppa Pig)
She is a pig

Trivia

 * Her, Max, Duke, and Snowball's appearances in the Stephen Squirrelsky and Friends' movie spoof travels are Trent Hood, Baby (a.k.a Dumbo), Bubblesrella, Animal Story, Robin and the Beanstalk, The Little Mer-Lioness, Brisbyhontas, Kermiladdin, Nikki's Adventures of Sing Along Songs Episode 1, Nikki's Adventures of Sing Along Songs Episode 2, Kermit the Frog (a.k.a. Frosty the Snowman), The Year Without A Santa Claus (Stephen Druschke's Pet Style), How The Genie Stole Christmas, Fievel The Red Nosed Mouse, Frog-A-Doodle, Russell and the Giant Peach, Vanellope Von Schweetz, Toon Age, Cub and Company, Hoodwinked!, The Secret of NIMH, and Nikki's Adventures of Sing Along Episode 6 and will even be in more movie spoof travels.