I should have seen in the way you touched my hand
Shuffling your car keys but sounded like a gentleman

from Kelis (Ft. Pusha T) – Popular Thug Lyrics on Rap Genius

Meaning

Again, Kelis is kicking herself for not noticing the differential between what her man says and what he does. He’s playing the part of the perfect, refined lover (sounding “like a gentleman”) but is still given to ostentatious, nouveau riche displays (“shuffling car keys”).

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