Synopsis for the TV Cartoon Every Dog Has His Day

A creature from outer space is looking for his green dog that escaped from his space ship. At the Titans Tower everyone is busy except Beastboy. He wants attention. He walks up to some girls but they want nothing to do with him. The girls see a dog and go to pet it and Beastboy figures this is his chance. He turns into a green dog. The girls don't like him so he goes off. The aliens catch Beastboy.