05/25/2011 08:51 am ET | Updated Jul 25, 2011

Gemma Ward Sings 'My Jolly Sailor Bold' In New 'Pirates' Movie (VIDEO)

Model-turned-actress Gemma Ward makes her silver screen debut as Tamara, queen of the mermaids, in "Pirates of the Caribbean: On Stranger Tides" and Modelinia nabbed a preview. The site dug up a clip of the 23-year-old Australian beauty and former Heath Ledger flame in action.

Take a look as Gemma seduces sailors with her song "My Jolly Sailor Bold." And she's not too shabby, at all! Next up: an album?