Luna was like:

-Wut??????? I'm the true princess of Mewni...

-No, I AM

-Who are your parents?

-Queen Star Butterfly of Mewni and king Tom Lucitor

-What? That's MY mom

-Who's your dad?

-King Marco Diaz of Mewni

-Uhm....... My mom told me that she has an ex named Marco Diaz

-And MY mom told me she has an ex named Tom Lucitor

Both: What if she....... OH NOOOOOO NO NO NO NO I GONNA TELL DADDY

*Both run away*