Punky Brewster (1984)

Season 3: Episode 9

Punky's friendship with Cherie is put to the test when Cherie falls for Donald Sotta, a new boy in the neighborhood, and Cherie begins to spend more time with Donald than she does with Punky, making a jealous Punky think Cherie likes Donald more than she likes Punky, until Cherie proves Punky wrong by telling Punky that Cherie loves Punky as her best friend, and Cherie doesn't like Donald so much anymore because all Donald cares about is baseball, basketball, and wrestling.