I hate you
You hate me
Let’s go kill Barney
With a smack on the face
And a kick on the knee
Hee hee hee hee hee hee hee
She claimed to hear this from her friends at school. This song is just something that’s sung on the playground, for the purpose of humor.
Growing up I definitely heard a lot of variations of the Barney TV show theme song, and distinctly remember the words “I hate you, you hate me”. I don’t remember there being killing or violence, so the song seems a little more morbid than what I remember.