Christina Aguilera scored a shocking hair-don't last night when she stepped out with a dodgy-looking fringe.

Rather than flatter, the Dirrty singer's new rolled-fringe combined with mussed-up tresses looked like a hastily-applied wig.

The new mum was at a dinner in Beverly Hills to support photographer Matthew Rolston for his show at the Wallis Annenberg center.

Worst celebrity wigs and weaves!

Check out Christina's bad hair day below