Why is this Nivea so foamy?

Dad: (from bathroom) I've lost my mind.
me: what?
Dad: I thought about shaving, and then I thought about facial cream, and then I put shaving cream all over my face.
me: ....what?
Dad: I thought about shaving, and then I thought about putting on moisturizer, and then I put shaving cream on my face like it was facial cream. (comes out of the bathroom with shaving cream all over his face and starts laughing)