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"The dress goes with the hair!" said Hayden Panettiere, who paired her newly brunette 'do with an Amanda Wakeley gown. The Heroes star was among the guests who arrived at the bash in an Audi Q7 TDI clean diesel luxury SUV and planned to make a few more stops later in the night. "I'm going to go to Elton John's party to do some shmoozing," Panettiere said of her after-show plans. "The fun thing about tonight is that you run into so many people!"