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DannyGrease is a German YouTuber. His uploads contains covers for songs he has sung, such as the song as "Broken" which is written and sung originally by Seether.
He has gained thousands of subscribers and views throughout the years as a YouTuber. He also plays the instrument named, "Harmonica." He's also supposed to be good friends with many YouTube celebrities. Below, is one of his videos he has made from different covers...