Cereal Partners' Cheerios has teamed up with Eidos Interactive to run an on-pack Who Wants To Be A Millionaire' promotion. Packs of Cheerios, Honey Nut Cheerios and Clusters will carry a PC CD-Rom demo disc of the quiz game this month and next. There are two discs to collect on 3.4 million packs, both containing features from the show such as Ask the Audience and Phone a Friend. They also contain Freeserve internet software. The promotion will be supported by a three week TV ad campaign from April 23, and PoS material. {{MARKETING - P&P }}