Rossmoor TV invites residents to enter ‘Howl-O-Ween’ Pet Costume Contest Rossmoor TV is inviting residents to celebrate Halloween by entering the Howl-O-Ween Pet Costume Contest, a fun community event showcasing Rossmoor’s beloved pets dressed in their festive best. The contest is open exclusively to Rossmoor residents To enter, residents should email a photo of their costumed pet to