This trip suggests things are getting serious between them, however.

According to the source, they “are both really cuddly and affectionate with each other.”

They’re an unlikely match, no doubt about it.

Pete Davidson posing

But is the undeniable difference in their levels of celebrity affecting Davidson?

“All of their friends love seeing how happy they both are.

It’s really great,” the source continued.

Pete Davidson posing in sunglasses

He admires how successful she is and loves how down-to-earth, funny, smart and kind she is."

The singer was also spotted visiting Davidson’s Staten Island home.