First Band on your iPod for each letter

A - AC/DC
B - Bad Religion
C - Cannibal Corpse
D - A Day To Remember
E - The Eagles
F - Faith No More
G - Goatwhore
H - Haste the Day
I - Iggy Pop and The Stooges
J - Jimi Hendrix
K - Kansas
L - Lamb of God
M - Machine Head
N - Napalm Death
O - Obituary
P - Pantera
Q - Queen
R - The Raconteurs
S - Saosin
T - Taking Dawn
U - Unearth
V - Van Halen
W - We Came As Romans
X - None
Y - None
Z - Zakk Wylde
# - 36 Crazyfists

A - Against Me!
B - Bad Manners
C - Catch 22
D - The Dan Band
E - Eagles of Death Metal
F - The Flaming Lips
G - The Gaslight Anthem
H - The Hush Sound
I - I Come to Shanghai
J - Janelle Monae
K - Kanye West
L - LCD Soundsystem
M - MADVILLAIN
N - Nas
O - (None)
P - Panic at the Disco
Q - Queens of the Stone Age
R - The Radioactive Chicken Heads
S - The Sex Pistols
T - Tenacious D
U - Ugly Casanova
V - Vampire Weekend
W - Wavves
X - The xx
Y - Yeah Yeah Yeahs
Z - None
#- 3OH!3

A- Aerosmith.
B- Basshunter.
C- Coolio.
D- Daft Punk.
E- The Eagles.
F- Fecal Matter.
G- Ginuwine.
H- Hanson.
I- Interphase.
J- Jay-Z.
K-
L- Leadbelly.
M- Madonna.
N- Nirvana.
O- Ol' Dirty Bastard.
P- Papa Roach.
Q-
R- R. Kelly.
S- Santana.
T- Trace Adkins? ( LMFAO! I dont even listen to country )
U- U-God.
V- Van Halen.
W- Wa'Jee.
X-
Y-
Z- Zillatron.
#-

Ace of Base
B.o.B
Cashier No. 9
Daniel Bedingfield
Ellie Goulding
Far East Movement
Garbage
Head Automatica
Incubus
Janis Joplin
Kaiser Chiefs
La Roux
M.I.A
N.E.R.D
O.A.R
Panic at the disco
Rachel (Glee)
Semi Precious Weapons
Taio Cruz
The Used
Velvet Revolver
Waka Flocka Flame
Yellowcard
Zach Ryder
3OH3!

Aarin Richard (Space Mountain theme)
Bad Religion
Cameron Strother (The World Ends With You OST)
Daft Punk
Eagles
The Firm
Gabriella Robin (Cowboy Bebop OST)
Hanaecryca (The World Ends With You OST)
I Scream! ~ PJ & Parappa (Parappa The Rapper OST
J.G. Thirlwell (Venture Bros.)
Kansas
Lake
Mack David
Napoleon XIV
Oasis
Pat Benatar
Queen
R.E.M.
Sam Cooke
Takeharu Ishimoto (The World Ends with you...again)
U2
I'll skip past "Various" to The Vaughn Brothers (Stevie Ray and Jimmy Vaughn)
War
Xavier Atencio (Pirates of the Caribbean ride)
Yes
The Zombies
And the first thing with numbers is episodes of Loveline.

Fun enough...

A - A.F.I.
B - Bad Religion
C - Cat Stevens
D - Danzig
E - Elton John
F - Fake Problems
G - Green Day
H - Have Nots
I - I Against I
J - Jake Burns
K - KoRn
L - Lady Gaga
M - Mark Lind & The Unloved
N - The New Alibis
O - The Offspring
P - Panic At The Disco
Q - N/A
R - Rage Against The Machine
S - Sam Hart
T - Therapy?
U - The Unseen
V - N/A
W - Weezer
X - N/A
Y - Young Dubliners
Z - N/A
# - 3 Doors Down

Pretty good spectrum of what I like. Little bit of columns A-Z mixed in there. I apparently need some Q, X, and Z music, though. Don't like much ZZ Top.

a-ha
B.o.B
C.J.
Da Backwudz
E-40
Fabolous
G-Dragon
Harvey Danger
Ice Cube
J. Cole
K'naan
Lady Sovereign
M.I.A.
N.W.A
Oasis
P$C
Qadir
R. Kelly
Sade
T-Pain
U2
V.I.C.
Wale
X
Yeah Yeah Yeahs
Zombies

A- Abandoned Pools
B- The B-52's
C- Cage the Elephant
D- The Dandy Warhols
E- Eagles of Death Metal
F- Faith No More
G- Gary Numan
H- Headphones
I- Ice-T
J- Jack White
K- Kaiser Chiefs
L- La Roux
M- M. Ward
N- Neil Young
O- Oasis
P- Page France
Q- Q-Tip
R- R. Kelly
S- Sage Francis
T- Taking Back Sunday
U- U2
V- Vampire Weekend
W- The Walkmen
X- Xiu Xiu
Y- Yeah Yeah Yeahs
Z- Zola Jesus

My iPod is pretty amazing.

2 Skinee Js
AC/DC
BB King
Cake
Dan Fogelberg
The Eagles
Faith No More
G Love & Special Sauce
Hanson
Incubus
J-Sin Starr
Kenny Wayne Sheppard
Laura Lea
Marilyn Manson
Naughty By Nature
Otis Redding
Paul Anka
Queen
Ra
Saliva
Tenacious D
U2
Van Halen
Waterproof Blonde
Zach Omega