Sabrina the Teenage Witch is a 1996 American television film adaptation based on the comic book series of the same name from Archie Comics. It served as a pilot for the Sabrina, the Teenage Witch television series and premiered on Showtime on April 7, 1996.
After Katie dumps Seth, he starts to notice Sabrina. Sabrina is able to use her magic to win a track competition and get Seth to ask her to the Spring Fling. Katie discovers Sabrinas secret and sets out to let everyone know what Sabrina is. Sabrina has to use her magic to turn Katie into a poodle to stop her but later changes her back. All the while, Harvey likes Sabrina and waits to see if she will have a change of heart and start to notice him. The story ends happily with Sabrina and Harvey together at the dance.
Source: Wikipedia