Hey!! I love to sing karaoke! Its fun to have parties with the instrumental versions.
I've never even tried it.  Are there special songs you have to sing, or can you sing any song?
Pretty much you can sing any song. It's more of a sing-along where you sing the words on a screen.
Ohhh.  Do you normally do it at home, or do you like to go out to bars to sing?
Typically i like to do it in groups, however some professional artists prefer to use karaoke recordings in places where a band is nearby.
There are professional karaoke singers?!?!?
That's totally new to me, there are even some who do studio recordings.
Ohh man.  That would be such an awesome way to make a living.  Sure beats the 9-5 grind!
In several Asian countries such as China, Cambodia or the Philippines, a karaoke box is called a KTV. The global karaoke market has been estimated to be worth nearly $10 billion.
History.
History 1960s: Development of audio-visual-recording devices.
From 1961–1966, the American TV network NBC carried a karaoke-like series, "Sing Along with Mitch", featuring host Mitch Miller and a chorus, which superimposed the lyrics to their songs near the bottom of the TV screen for home audience participation
Digital Spy, Cheryl commented on the album, "I think it's the best work I've done." She further stated, "You have to connect with something you're singing about. I'm not going to sing about a subject I've not got any feeling for. Every record I've made, there are songs I've written that I haven't put out because... well, I don't want to. I write for my own pleasure sometimes. I get sent a lot of tracks where there