A quick demo of the iPhone app LaDiDa which is similar to Microsoft Songsmith. ""Julie is a putz. She drives me crazy she's a putz. She's got a black cat and he's cool but Julie is a putz. She's a putz. She's a putz. She's a putz. She's a putz. Yeah. She's a putz. She's a putz. She's a putz. She's a putz. Yeah...."