Yes well... I mean sometimes
You use Auto-Tune.
auto tune
Anteras Autotune
Helium, auto-tune, synthesizer (with a guitar)
The weird voice you may be referring to is called auto tune. If you were more specific about the lyrics to the song the question could be answered more specifically because there are a lot of rap songs out with artist using auto tune.
Most Rap band use Auto tune, other than that, not as much
La La by lil wayne no auto tune in that song
Yes, they use auto-tune. Their debut album features 11-tracks of auto-tuned robotic puppy love songs.
You use Auto-Tune.
Ariana doesn't use auto tune .
psssh...no!
no she can not sing.
auto tune
Auto-Tune was created in 1997.
"Believe" Cher i think
Antares Auto-Tune
C major