Ok then, pick your favourite band / artist for each letter of the alphabet, I'll Start 
A - Arctic Monkeys
B - Blur
C - Chemical Brothers
D - Doors
E - Echo & The Bunnymen
F - Franz Ferdinand
G - Gorillaz
H - Happy Mondays
I - Ian Brown
J - Jamiroquai
K - Keane
L - Libertines (flame me
)
M - Morcheeba
N - Nirvana
O - Oasis
P - Paul Weller
Q - Queen
R - Red Hot Chilli Peppers
S - Stone Roses
T - The Beatles
p)
U - U2
V - Verve
W - Warren G
X - Xzibit?
Y - Yazzoo (clutching at straws!)
Z - ZZ Top (Only one I can think of)
Try & do it as quickly as possible, don't think about it too much! I really stuggled to think of N, X, Y & Z.

A - Arctic Monkeys
B - Blur
C - Chemical Brothers
D - Doors
E - Echo & The Bunnymen
F - Franz Ferdinand
G - Gorillaz
H - Happy Mondays
I - Ian Brown
J - Jamiroquai
K - Keane
L - Libertines (flame me

M - Morcheeba
N - Nirvana
O - Oasis
P - Paul Weller
Q - Queen
R - Red Hot Chilli Peppers
S - Stone Roses
T - The Beatles

U - U2
V - Verve
W - Warren G
X - Xzibit?
Y - Yazzoo (clutching at straws!)
Z - ZZ Top (Only one I can think of)
Try & do it as quickly as possible, don't think about it too much! I really stuggled to think of N, X, Y & Z.