non-rappers:
some classical like mozart & beethoven
the beatles
the rolling stones
the stylistics
the delfonics
the spinners
the temptations
kool & the gang
earth, wind, & fire
michael mcdonald & the doobie brothers
kenny g
foreigner
luis miguel
christopher cross
roy orbison
elvis presley
tony toni tone
smokey robinson
sade
babyface
jodeci
barry manilow
the eagles
chicago
steely dan
paul davis
jim croce
jimi hendrix
bob dylan
tom petty
nat king cole
stevie wonder
toni braxton
monica
mya
zapp & roger
alicia keys
and again, there's probably others that i am forgetting