Rules:
If followed by a plural noun it becomes Gusta. If followed by a verb the following verb remains in infinitive
I, You, He/she, we all, you all, they
Me, te, le, nos, os, les
I like to drink milk
Me gusta beber la leche
He likes to play the guitar
Le gusta tocar la guitarra
We all like tacos
Nos gustan los tacos