Actor Natalie Portman was left red-faced at the Environmental Media Awards after organisers aired a clip of her singing about recycling when she was just 11 years old.

The actress was presenting a prize at the ceremony in Burbank, California, last week, when footage of her as a youngster, dancing and singing about the benefits of recycling, began to roll, reports
eonline.com
.
Portman laughed off the embarrassing gag and went on to hand the EMA Corporate Responsibility Award to Jeff Skoll, producer of
The Cove
and environmental movie,
The Crazies
.
The ceremony, which pays tribute to TV and films with a positive environmental message, also saw James Cameron’s
Avatar
win the top movie prize.
Hit sitcom
,
30 Rock
, and TV drama,
Bones,
were both honoured for episodes which tackled conservation themes.