I’ve never liked the single name thing either. Seems rather pretentious.
Always thought the “Lady Gaga” thing is stupid as well. “Gaga.” Baby-talk, goo-goo ga-ga. It always makes me think of some baby, spitting up his formula.
Apropos to the artist.
The first thing that came to mind when I heard the name "Lady Gaga" was the "modern,, pepped up" balcony scene from Romeo & Juliet featured in the movie "Hollywood Revue of 1929." This version has Romeo saying, "Julie, I'm just gaga over you. No kiddin, baby..."