HOLLYWOOD, CA: OPI Products is leveraging “Bieber fever” with a social media campaign to promote the second collection designed by the young pop star for its Nicole nail polish line.

Dubbed "One Less Lonely Girl," the company is launching a contest that encourages consumers to incorporate their hands into a performance of one of Justin Bieber's songs.

They must videotape the performance, submit it on an OPI Facebook page, and generate enough votes to win 14 shades – the initial collection ...