LA.com took a photo trip down radio rock lane for the annual KROQ Almost Acoustic Christmas concert spectacular at the Gibson Ampitheatre. Here's the lineup for the first of two crazy nights:

Night 1 - (Saturday, 12/12/09)

AFI
Rise Against
Alice In Chains
Sublime (Surprise Guest!)
30 Seconds to Mars
Three Days Grace
Dead By Sunrise
Anberlin

...And it looked A LOT like this. Oh my.