Geri Halliwell was given a black Gucci mini dress to wear during the Spice Girls' performance at the 1997 Brit Awards, but had her sister revamp the outfit. The new front is a tea towel. This link is a really good list of iconic dresses.
Born: August 1972 ~ Geraldine Estelle "Geri" Horner (nee Halliwell) is an English pop singer-songwriter, clothes designer, author and actress. Spouse: Christian Horner (m. (Ginger Spice) from Spice Girls