"I Don't Wanna Know" is a song featured in "Lava Lake Beach". It is performed by Star vs. the Forces of Evil songwriter Brian H. Kim as Marco Diaz has an emotional crisis and slowly realizes he has feelings for Star Butterfly.
All my plans are falling apart
Now that I know, you all can see right through me
And I don't wanna know the things that I know
And I don't wanna see the things that I've been shown
But I can't shut my eyes so I'll walk away alone