Hollywood’s best costumes don’t stop at the hottest L.A. clubs … celebrity pets have always gotten into the spooky season with some treat-worthy looks too!

Queen Latifah‘s cute canine is taking to the seas in his sailor costume, Resa Farahan‘s festive feline pays homage to Queen and cat-lover Cleopatra, Burt Jenner‘s pooch is feeling French, and Justin Bieber‘s pup is ready to save the day as Superman.

Kaley Cuoco, Derek Hough, Chelsea Handler, and Eva Longoria are just a few other parents decking out their animals with adorable accessories!

Take a walk through this gallery of fetching celebrity pets in Halloween costumes to get you in the spirit!