S- Stone Temple Pilots
T- Temptaions
U- U-2
V- Vivaldi (classical composer)
W- Wilson Phillips -LOL!!!
X- Xzibit (rapper that hosts Pimp My Ride)
Y- Yoko Ono (my Dh and I are arguing over this one, but I actually heard one of her songs today

)
Z- Zeppelin (Led Zeppelin)
Do I win a prize??? LOL These were kind of hard!!