Revival of the Band

Start the quest at: Queens of Peon in Enforcer Headquarters - The House right of Freeze´s house.

Step 1:
Start at: Queens of Peon
Geeky Groupies: 0/900 killed (These mobs can be found in the Residential Area)
Angry Dudes: 0/800 killed (These mobs can be found in the Residential Area)
Vicious Girl Fans: 0/1100 killed (These mobs can be found in the Residential Area)
Turn in at: Queens of Peon
Reward: 500,000 exp
 
Step 2:
Start at: Queens of Peon
Scared Crowd: 0/750 killed (These mobs can be found in the Residential Area)
Southern Supporters: 0/950 killed (These mobs can be found in the Residential Area)
Turn in at: Queens of Peon
Reward: 400,000 exp

Step 3:
Start at: Queens of Peon
Bloody Nose: 0/1 (Drops from Monster Crowd, located in the 3 rooms around Queens)
Bruises: 0/3 (Drops from Monster Crowd, located in the 3 rooms around Queens)
Deep Cut: 0/2 (Drops from Monster Crowd, located in the 3 rooms around Queens)
Turn in at: Queens of Peon
Reward: 100,000 exp

Step 4:
Start at: Queens of Peon
Destructible Drums: 0/30 killed (Spawns in East Bunker, place of Baron Mu. Dont Respawn)
Mashable Mic: 0/15 killed (Spawns in East Bunker, place of Baron Mu. Dont Respawn)
Friable Guitar: 0/25 killed (Spawns in East Bunker, place of Baron Mu. Dont Respawn)
Turn it at: Queens of Peon
Reward: Power Orb! (Can be turned in at gunners, as part of the "Loner Travel" quest)