She may be a Powerbook-toting jailbird, but at least Paris Hilton knows the way to earn big bucks - product placement all the way, baaaaby. That's hot, as she'd slur. What I want to know from you eagle-eyed readers is what smartphone she's got clenched in those manky claws of hers. Whoever gives me the correct answer first will win a a Sony Ericsson HBH-DS970 Bluetooth Headset worth over £70. Read on below for how to enter...