I dont see that it was worn anywhere in particular but I did find it.
#4895 - Original WHITNEY HOUSTON Gown of Ruby Red Velvet Stretch Gathered Gown! Worn On-Stage when Singing "Alfie" and "I Will Always Love You" and "Happy Birthday Daddy" at the BET Walk of Fame in 1996 by MARC BOUWER (unlabeled but confirmed by Paul Margolin, President of Marc Bouwer)!