I haven't really thought much about which YouTubers I like best, but here's a list of ones I really enjoy:

-Markiplier
-Team Fourstar
-Chugaaconroy
-TheJWittz
-Alex and PokeKellz (The Dex)
-ScrewAttack
-Honest Trailers
-TREYtheExplainer

Also lol @Suicune's Fire I remind you of a bird? XD