http://www.ikmultimedia.com/products/ezvoiceipad/
"EZ Voice – Sing like a pro
Import music and sing along with EZ Voice for iPhone, iPad, iPod touch — the powerful fun and easy way to sound like a pro.
EZ Voice is the new companion app for iRig Voice and iRig MIC that makes singing along with recordings super easy and fun. EZ Voice is packed with powerful features that turn any mobile device into a fun, great sounding vocal and recording suite."
