Cadbury wants to get down with the kids in a new pop promotion on treatsize bumper bags supported by Billie, SCLUB7 and Westlife. The Cadbury and dual branded bags offer the chance to win money can't buy' prizes such as a shopping spree with Billie Piper. A chance to hang out with SCLUB7 in the US and a backstage pass to a Westlife concert are also up for grabs. Promotional bags of Crunchie, Twirl, Cadbury's Dairy Milk and Caramel will be available from this week (rsp £2.99). Limited edition packaging features pictures of the three pop outfits taking part. The on-bag promotion will be supported by Cadbury promotions and competitions at, a new web site for six to 16 year olds. Cadbury Trebor Bassett marketing director Mark Smith said: "Our partnership with Popworld will target our key target market from the credible pop music platform." {{P&P }}