Cathy And Claudette Were No.1S For Which Artists?

[Ninnynanny]

I don't have any letters or number of words. Thank you

[daffy654]

Everly Brothers?

[jeffa]

The Everly Brothers.

[Captain2]

Everley Brothers

[factor-fiction]

They definitely sang Claudette. The only Cathy one I know of theirs is Cathy's Clown