Why does everyone seem to think 3OH!3 and Hollywood Undead are similar?

[iluvcanadians]

They're nothing alike. They're not even in the same genre. How are they similar?

 

[BNJm]

they're both stupid bands.

 

[MemphisMuzicGirl]

nope. 3oh!3 has more hiphop to it.
"do the helen keller, and talk with yo hips"