My favorite has to be UberHaxorNova.

My Favorite is Buzzrobby.
more known as me :)

notsandvichhobo

Thecomputernerd01
Tobuscus
SoapyWaffles
Thearchfiend
ShaneDawsonTV
Strawberry516
SophieGTV
BluexCanary
Jimathers
Ponypokey
Thewilshow
Yaplap

rhymeswithstomach

SplashKittyArtist, Pewdiepie,and starrystar33

Epitaphrecords

thecomputernerd01
Hinauchi
Splashkittyartist

<3

PewDiePie
Woodentoaster
Thelivingtombstone
Redlienies or whatever

charlieissocoollike
tobuscus
pewdiepie

Hmm... lets see my subs... :)

CaptainSparklez
SkyDoesMinecraft (BUDDDDEERRRRRRRRRRRR)
ExplodingTNT
ItsJerryAndHarry (And ItsJerryAndHarry2)
AdamzoneTopMarks (Yay its Gamechap and Bertiechap!)
SlamacowCreations
HardcoreGamingTips
elementanimation
Chickenkeeper24

And random subs

BonkersBonker (Because Sky told everyone to sub the winner of his art contest)
PixelSteve (I was bored)

And maybe some others... but for now, the names above are my favourite. And one more thing...

BUDDDEERRRRRRRRRRRRRRRR~

Edit : And TheTNTExploders, which is ExplodingTNT's second channel! ^_^

DavidSoComedy
nigahiga
JustKiddingFilms
HowToBasic
JuNCurryAhn
smosh
mychonny

Eddsworld
PewDiePie
Tobuscus
TheLivingTombstone

i don't watch youtubers often, but one of my favourites was daneboe.

eddsworld and Nintendocaprisun

Shane Dawson all the way.

PewDiePie
Smosh
Onision
YouTube
Tobuscus
Psy Official
And others...