Beyonce -- Oscars 2009
The 27-year-old singer looked gorgeous in a strapless black gown with metallic embellishments.
Beyonce will join host Hugh Jackman, Mamma Mia! stars Amanda Seyfreid and Dominic Cooper, Zac Efron and Vanessa Hudgens, and Anne Hathaway during the ceremony tonight for a special performance.
More pictures inside of Beyonce at the 2009 Oscars…