Jason King | New Hampshire Public Radio

Jason King

Over the last decade, ghosts have become an increasingly present part of live music, with holographic recreations of Tupac, Michael Jackson and opera great Maria Callas all appearing in concert. Whitney Houston's estate is taking the trend to the next level; starting Feb. 25, the late pop superstar will embark on a hologram tour of Europe.

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AUDIE CORNISH, HOST:

The singer Natalie Cole, the daughter of Nat King Cole, has died. Her family said in a statement today, our beloved mother and sister will be greatly missed and remain unforgettable in our hearts forever.

(SOUNDBITE OF SONG, "OUR LOVE IS HERE TO STAY")