A few youtubers that I watch, or that make me laugh/smile are in order.
1. ChaoticMonki (Cry)
2.PewDiePie or CutiePieMarzia
3.CinnamonToastKen
4.Yamimash.
5. Nova, Sp00n.
I recomend you watch these guys, they are really funny, and amazing. I can always count on them to make me laugh or smile. Please watch them.