Carpenter paid tribute to Spears during her VMAs performance ... also paid homage to Madonna at the VMAs, wearing the same sparkly white dress that the Queen of Pop wore to the Oscars in 1991.

Britney Spears on Her 2007 VMAs Performance: "Everyone Was Acting Like My Not Having Six-Pack Abs Was Offensive” Michelle Williams Is Going to Narrate Britney Spears's Memoir 'The Woman in Me' ...