He maintains two YouTube channels: MysteryGuitarMan, his main channel, and jp, his second channel where he uploads his making-of and personal videos. As of September 2010, he is the most subscribed in Brazil and the 6th most subscribed on YouTube, with over one million subscribers.|His videos have been viewed over 150 million times. On February 18, 2010, Penna started a second channel, jp. |Within 6 hours, it became the third most subscribed channel in Brazil!|It is now the second most subscribed channel in that country, with the first being his main channel with approximately 1.37 million subscribers. You can find his youtube channel at http://www.youtube.com/mysteryguitarman. |
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