Mariah Carey and Whitney Houston - 'When You Believe'                                                                                                                                                      More

Mariah Carey and Whitney Houston record 'When You Believe' from the Dreamworks movie soundtrack 'Prince of Egypt'.

Whitney Houston & Mariah Carey- When You Believe (two of the greatest songstresses of all time) Prince of Egypt OS; Whitney's My Love Is Your Love; Mariah's #1

Love this special duet from Whitney Houston & Mariah Carey as they perform LIVE the song "When You Believe".

Whitney Houston and Mariah Carey

These two legends, Whitney Houston & Mariah Carey, performed the most beautiful duet ever made.

Mariah Carey & Whitney Houston

Mariah Carey: Whitney Houston's 'When You Believe' partner 'heartbroken'

Whitney Houston and Mariah Carey at the 1998 MTV Awards. Photo by Getty Images.

Mariah Carey pays homage to the late, great Whitney Houston.

Say what.... Mariah Carey and Whitney Houston on the same track. I have always loved this song. Two of my favorite singers of all time on one song. Classic!!!!

whitney houston and mariah carey when you believe (from the prince of egypt) single

Can we say "Awkward" - both Mariah Carey and Whitney Houston showed up in the same dress! (1998)

VMA's Wildest Moments

Mariah Carey, Whitney Houston pictured here at the 1998 MTV Video Music Awards. The duo also collaborated on the ballad "When You Believe" from the Prince of Egypt soundtrack that same year

Whitney Houston and Mariah Carey.

Mariah and Whitney. who has the better voice. Ya'all know what my opinion is.

Mariah Carey and Whitney Houston, who sang When You Believe for the Prince of Egypt soundtrack, attend the MTV Video Music Awards in 1998.

Mariah Carey's duet partners

Mariah Carey & Whitney Houston - When You Believe | Not so much a duet as it is a friendly duel, both divas brought phenomenal vocal techniques out of their bags and proved why they are the best in the game. The winner? I call that a motherf*cking deadlock! Read more:

A great song of Mariah Carey & Whitney Houston one of the Soundtrack songs of "The Prince of Egypt".