Whitney Houston, the late musical megastar, has racked up countless Grammy Awards over the years. Some of these include Best R&B Vocal Performance in 1998 and 2000, Best Pop Collaboration With Vocals in 1997, and Album of the Year in 1994 for the film The Bodyguard original soundtrack, which was her claim to fame.  In memory of Houston's achievements and with this year's Grammy Awards coming up this Sunday, here's a look back at the iconic diva's red carpet fashions.