Hold on, is that Tupac and Frank Sinatra performing live on stage together? How did that happen?! http://cnn.it/1lPkfse The optical technology bringing Frank Sinatra and Tupac back to life cnn.com Musion Eyeliner is a revolutionary holographic system that is bringing singers of the past back to the stage

Hold on, is that Tupac and Frank Sinatra performing live on stage together? How did that happen?!

http://cnn.it/1lPkfse

The optical technology bringing Frank Sinatra and Tupac back to life

cnn.com

Musion Eyeliner is a revolutionary holographic system that is bringing singers of the past back to the stage