London, Dec 16 (Inditop.com) Hollywood star Renee Zellweger has teamed up with actor Rob Lowe and singer-actress Kristin Chenoweth for a new cancer awareness campaign.

The stars have filmed a commercial for the Stand Up To Cancer organisation to raise the profile of the disease and encourage the public to fight back, reported contactmusic.com.

The ad, in which the stars write slogans on a white wall, will be shown in the US. Artistes Alicia Keys and Justin Timberlake will also be involved in the campaign.