In alphatetical order:
666theheartless666 (Check him out, he's a hilarious Let's Player [sub]and my ex-boyfriend.[/sub])
adamwestslapdog (He did Ocarina of Time Abridged and is now doing Majora's Mask.)
CardGamesFTW (Yu-Gi-Oh Abridged. If you've never watched any episode do it NAO!)
fungo (I love his Silent Hill media.)
fungoreview (Where he reviews stuff and does a Let's Play of Portal 2.)
ilikewaxingowls (The mastermind behind Noisy Hill.)
jonnyethco (All hail Jon Etheridge!)
retsupurae (Slowbeef and Diabetus are making fun of bad Let's Plays.)
SpoonyOne (Oh, Noah <3)
Suishomaru (A German Let's Player.)
Clearly, I'm into Let's Plays and Abridged Series.