Sam Hart

Sam Hart is an American YouTube musician who occasionally makes vlog-style acoustic music videos that he composed himself. He was one of the first YouTubers to gain tons of popularity, particularly from music. He's best known for Mario Kart Love Song, uploaded on November 10, 2008, which has over 9.5 million views, making it by far his most viewed video, as no others have ever reached a million, (his second most viewed video is 61 Things On My Cat, which has almost 700,000 views). 
Category:Vlogging YouTubers
Category:Music YouTubers
Category:Users who joined in 2006
Category:American YouTubers