He is hilarious and has some amazing voice-acting that range from weird to bizarre.
Speaking of bizarre, his over-the-top facial expressions are indeed funny.
His screaming and table-hitting add his own comedic sounds which makes him iconic.
His parodies, Mokey's show, Underpants, and Super WAA HOO Bros, and to a lesser extent, his streams are good.
His Pelo Talks series is him talking about certain social issues in a comedic tone. Plus, he releases two videos of the topic, one English and another Spanish each have different jokes to keep them fresh.