Gai, of course.
I laughed SO HARD when he made his dabut into Naruto,
"HELLO EVERYBODAYY" with a accent and weird position.
And it was hilarious when he had to carry Kakashi on his back and he RANNNN ROFL, and Kakashi was all dull-eyed. Then Lee was all "Neji!" with his back open" and Neji...