niña loca
Translation: Míralos, portándose locos.
In Spanish: "Estas loco?". If you're saying it to a girl you say it like this "Estas loca?".
"El loco chica" does not make sense in Spanish. "El loco" means "the crazy (male)", while "chica" translates to "girl". If you meant to say "the crazy girl", it should be written as "la chica loca".
eres una loca y hermosa chica
That girl is crazy. There are many ways to say some things in Spanish. and there are at least two ways to say this: -Esa chica es loca. -Esa chica es locura. -Esta chica es una locura
Bésame el trasero that's how u say you are crazy about me
loco
You can say "Estoy loco(a)".
Parece una chica muy
¿Eres loco?
Me vuelves loco/a.