Olsen treats herself to a day of beauty at a spa in Beverly Hills. Plus: Mischa Barton, Ashlee Simpson, Rihanna and more

LAST DANCE

The Spice Girls face the music during the final performance of their world tour Tuesday in Toronto. Summing up the experience on their blog, the ladies wrote: "Our time is up ... we've come to the end of the road ... there are tears of both sadness and joy. Look how far we've come!"