Quality American comics?

I need some good AMERICAN comics! Stat! Transmetro. is really good, what else? Any ideas? Series? Artist?

Here's a good list for starters...

Stickleback -Graham Annable
Never Ending Summer -Allison Cole
Rabbithead -Rebecca Dart
Cusp -Thomas Herpich
The Salon -Nick Bertozzi
Louis Riel -Chester Brown
Drawn and Quarterly Showcase -Various
Lift Up Your Leg, My Fish Is Dead! -Julie Doucet
Hicksville -Dylan Horrocks
5 Is The Perfect Number -Igort
Jar of Fools -Jason Lutes
The Fixer -Joe Sacco
It's A Good Life If You Don't Weaken -Seth
The Golem's Mighty Swing -James Sturm
The Complete Peanuts -Charles Schulz
The Frank Book -Jim Woodring
Mirror, Window: An Artbabe Collection -Jessica Abel
Hey, Buddy! -Peter Bagge
El Borbah -Charles Burns
Caricature -Dan Clowes
David Boring -Dan Clowes
Ripple -Dave Cooper
The Complete Crumb Comics -Robert Crumb
Meat Cake Compilation -Dame Darcy
Love and Rockets -Jaime and Gilbert Hernandez
Underworld -Kaz
The House At Maakies Corner -Tony Millionaire
The Acme Novelty Library -Chris Ware
Teratoid Heights -Matt Brinkmann
Shrimpy and Paul and Friends -Marc Bell
Climbing Out -Brian Ralph
Cave In -Brian Ralph
Skibber Bee Bye -Ron Rege Jr.
Kramer's Ergot #5 -Various
Blankets -Craig Thompson
Hutch Owen: Unmarketable -Tom Hart
Clumsy -Jeffrey Brown
From Hell -Alan Moore and Eddie Campbell
American Elf -James Kolchalka