Bruno Mars, Nicole Kidman and Naomi Watts are encouraging children to regularly brush their teeth in a new musical health initiative for beloved kids programme Sesame Street.

The trio is among the celebrities featured cleaning their gnashers in Healthy Teeth, Healthy Me, aimed at motivating kids between the ages of two and five to adopt good dental habits.

In the segment, Watts is joined by her partner Liev Shreiber and their two kids, all brushing their teeth, while actors Amy Ryan and David Hyde Pierce, British singer Jay Sean and TV presenter Wendy Williams also feature in the clip.