Mariah Opens Up About Whitney's Passing

This morning, Mariah Carey appeared on Good Morning America -- she opened up about Nick Cannon's health scare, a new PSA she created for the American Heart Association and the passing of her friend Whitney Houston.

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Elaine Baer, a celebrity interventionist who claims she worked with Whitney Houston before her death, revealed why she feels the star's treatments for addiction failed.

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P.S. 22 Honors Whitney

PS 22 has performed on The Oscars, on countless television programs and been streamed in practically every household at one point or another, but this morning on CNN they offered up their most important song to date: a cover of Whitney Houston's The Greatest Love Of All. Watch. Cry. Praise. 

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Details: Whitney's Final Album & Sparks Duet

Shortly before Whitney Houston's February 11 passing, music producer Harvey Mason Jr. worked closely with the legend on her new album as well as a duet with Sparkle co-star Jordin Sparks, telling PEOPLE that Houston was "fun loving" in her final days.

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Did 'Glee' Serve Up The Best Whitney Tribute?

For days we've been documenting the devastating drama that has stemmed from Whitney Houston's tragic death while respectfully reveling in the touching tributes a wide range of artists have offered up in her absence.

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