They sing like pop music, but they also sing rock with Rammestei, their current music is considered pop-electronic
cool music
they used to sing Latin Pop
Pop
Reggae.
Rock!
Rap
zac efron music
Yeah he sings the rapping vocals in both of the Boxman videos and mostly every other music video smosh does too. You'll be able to tell Anthony and Ian's singing apart though. Trust me.
Louis Tomlinson and the rest of One Direction sing Pop music mostly.
slows
Reggae.