Just for my information...
January:
@ FACES, Riverside: Music For Airports
February:
2/5 @ Chain Reaction, Anaheim: The Higher, The Matches, Sherwood
2/15 @ The Glass House, Pomona (The Really Really Ridiculously Good Looking Tour): The Cab, We The Kings, Metro Station, Cobra Starship
2/16 @ The Troubadour, L.A. (The Really Really Ridiculously Good Looking Tour): The Cab, We The Kings, Metro Station, Cobra Starship
March:
3/30 @ The Joint, Las Vegas: Drive By, Billy Talent, My Chemical Romance
3/31 @ The Joint, Las Vegas: Drive By, Billy Talent, My Chemical Romance
April:
4/5 @ Irvine Meadows (Bamboozle Left): The Cab*, Four Year Strong, We the Kings, Daphne Loves Derby*, Story of the Year, The Bouncing Souls*, New Found Glory, Alkaline Trio, Paramore*, Jimmy Eat World*, The All-American Rejects
4/6 @ Irvine Meadows (Bamboozle Left): Escape the Fate, Armor For Sleep*, Hawthorne Heights, Billy Talent*, Hot Water Music*, Finch*, Saves the Day, Anti-Flag*, The Bravery, Goldfinger*, Chiodos, Blaqk Audio*, My Chemical Romance
4/10 @ The Warfield, San Francisco (Honda Civic Tour '08): Phantom Planet, The Hush Sound, Motion City Soundtrack, Panic at the Disco
4/12 @ SOMA, San Diego (Honda Civic Tour '08): Phantom Planet, The Hush Sound, Motion City Soundtrack, Panic at the Disco
June:
6/13 @ Pearl Theater @ The Palms, Las Vegas (Honda Civic Tour '08): Phantom Planet, The Hush Sound, Motion City Soundtrack, Panic at the Disco
6/14 @ The Honda Center, Anahiem (Honda Civic Tour '08): Phantom Planet, The Hush Sound, Motion City Soundtrack, Panic at the Disco
6/15 @ Chain Reaction, Anahiem: Anarbor
6/22 @ Seaside Park, Ventura (Warped Tour): Cobra Starship, Gym Class Heroes, We the Kings, The Academy Is...
August:
8/5 @ The El Ray Theater, L.A. (The Dance Across the Country Tour): The Morning Light*, Steel Train, The Cab, The Hush Sound
8/26 @ The Avalon, L.A.: New Tomorrow, Warship, DJ Chris, Leathermouth, Reggie and the Full Effect
8/30 @ Spare the Air Festival, Fullerton: Saosin, The Used (acoustic)
September:
9/26 @ The Bakersfield Dome (The Why So Serious Tour): (Hey Monday), Rocket to the Moon*, This Providence, The Cab
9/27 @ Karma, Victorville (The Why So Serious Tour): (Hey Monday), Rocket to the Moon, This Providence, The Cab
October:
10/5 @ San Diego Sports Arena (The Rockband Live Tour): The Cab, Plain White T's, Dashboard Confessional, Panic at the Disco
10/9 @ Hard Rock Hotel, Las Vegas (The Rockband Live Tour): The Cab, Plain White T's, Dashboard Confessional, Panic at the Disco
10/10 @ Staples Center, L.A. (The Rockband Live Tour): The Cab, Plain White T's, Dashboard Confessional, Panic at the Disco
2008:
8 - The Cab
7 - Panic at the Disco
5 - The Hush Sound,
4 - Phantom Planet, Motion City Soundtrack, We the Kings
3 - My Chemical Romance, Cobra Starship, Plain White T's, Dashboard Confessional
2 - Metro Station, Drive By, Billy Talent, This Providence,
1 - Music For Airports, The Higher, The Matches, Sherwood, Four Year Strong, Story of the Year, New Found Glory, Alkaline Trio, The All-American Rejects, Escape the Fate, Hawthorne Heights, Saves the Day, The Bravery, Chiodos, Anarbor, The Academy Is..., Gym Class Heroes, Steel Train, New Tomorrow, Warship, DJ Chris, Leathermouth, Reggie and the Full Effect, Saosin, The Used, Rocket to the Moon
Total shows: 22
Ever:
8 - The Cab, Panic at the Disco
6 - Plain White T's
5 - Fall Out Boy, Gym Class Heroes, The Hush Sound,
4 - Cobra Starship, Cute Is What We Aim For, The Matches, Motion City Soundtrack, New Found Glory, Phantom Planet, We the Kings,
3 - The Academy Is..., Dashboard Confessional, My Chemical Romance,
2 - Alkaline Trio, The All-American Rejects, Billy Talent, The Bravery, Drive By, Metro Station, Music For Airports, This Providence, Story of the Year
1 - All Time Low, Anarbor, Augustana, The Beach Boys, Billy Idol, Boys Like Girls, Chiodos, The Dear And Departed, Death Cab For Cutie, DJ Chris, Dropkick Murphys, The Early November, Escape the Fate, Eve 6, Four Year Strong, Hawthorne Heights, The Higher, Jack's Mannequin, Jars of Clay, Leathermouth, Matchbox 20, Muse, New Tomorrow, Paul Wall, Permanent Me, Pete Seeger, Pretty Girls Make Graves, Reggie and the Full Effect, Relient K, Rocket to the Moon, Saosin, Saves the Day, Semisonic, Sherwood, Steel Train, Soul Asylum, Third Eye Blind, The Used, Warship, Yellowcard, +44,
(Previous lineups)Total shows ever: 38
Venues (All-time):
4 - The Joint/Hard Rock Hotel - Las Vegas
3 - Irvine Meadows, Seaside Park - Ventura
2 - FACES - Riverside, Chain Reaction - Anaheim, The Honda Center - Anahiem, The Avalon - L.A., San Diego Sports Arena,
1 - UCR, Glen Helen Amphitheater - San Bernardino, Gibson Amphitheater - L.A., L.A. County Fairgrounds, The Wiltern - L.A., The Grove - Anaheim, Coors Amphitheater - San Diego, San Jose State Arena, Troubadour - L.A., The Warfield - San Francisco, SOMA - San Diego, Pearl Theater @ The Palms - Las Vegas, The El Ray Theater - L.A., Spare the Air Festival - Fullerton, The Bakersfield Dome, Karma - Victorville, Staples Center - L.A.
* = saw/heard part of the set, but didn't physically watch the whole thing. Not in "bands I've seen ever" totals.
() = were part of the tour but saw none of their set.