"Smelly Cat" is a fictional song featured in the popular television show Friends. It is performed by the character Phoebe Buffay, played by Lisa Kudrow. The song humorously describes a cat that has an unpleasant odor, highlighting the struggles of the pet and its owner. The song became a fan favorite due to its catchy tune and quirky lyrics. It often reflects Phoebe's unique personality and her unconventional approach to music. "Smelly Cat" has since become an iconic part of Friends culture, representing the show's blend of humor and heart.