Rainbow Butterfly Unicorn Kitty, officially shortened to RBUK, is an American animated children's television series created by Rich Magallanes. The series is produced by toy company Funrise. The series stars Felicity, a spirited magical kitty who is also part rainbow, butterfly, and unicorn, as she goes on adventures with her friends in the mashup city of Mythlandia.

https://en.wikipedia.org/wiki/Rainbow_Butterfly_Unicorn_Kitty