KaraoBird SLP, Easy Karaoke on YouTube

On YouTube a lot of available video clips of music tracks from various artists. In fact, the Google-owned video sharing site that has created a special page on YouTube.com music / music.But, not all the clips featuring the lyrics of the song that is displayed. And sometimes when watching music clips, there is a desire to go sing.Now, karaoke passion that can be realized easily via an extension