What are your top 20 favorite rock/alt rock bands ranging from the mid 80s till now?

modest mouse, driver F, Emery, say anything, dinosaur jr., ever we fall, sum 41, less than jake, mustard plug, NOFX, pennywise, sugarcult, blink-182, 1208, coldplay, our lady peace, the blur, MXPx, boy hits car, link 80, foo fighters, modest mouse, the who, black flag, neurotica, beck, boxcar racer, +44, the transplants, rancid, the offspring, bad religion, legitimate business, T.S.O.L., boy's night out, the almost, the cardigans, brand new, body count, the smut peddlers, the all-american rejects, the luchagors, rise against, system of a down, alien ant farm, puddle of mudd, student rick, saliva, the atari's, the violent femmes, youth in asia, papa roach, andrew W.K., rufio, hoobastank, red tape, jimmy eat world, queens of the stone age, goldfinger, sublime, bouncing souls, the bloodhound gang, american hi-fi, alkaline trio, guttermouth, harvey danger, U.K. subs, weezer, audioslave, hawthorne heights, smoke or fire, my chemical romance, bodyjar, shannon moore, finger eleven, 3 doors down, the aoutomatic automatic, Matt and Kim, death cab for cutie, zebrahead, the pixies, refused, mad capsule markets, taking back sunday, the vines, amber pacific, HIM, linkin park, fort minor, no use for a anme, thrice, simple plan, red hot chili peppers