Katy Perry puts on a futuristic display in a very racy silver gown as she mingles with billionaires at the Breakthrough Awards... a week before travelling to space
Christina Aguilera is a vision in a white corset dress at the Breakthrough Awards as she packs on the PDA with her fiancé of a decade Matthew Rutler
Lily Collins and husband Charlie McDowell enjoy red carpet date night following the birth of their daughter at Breakthrough Awards
