We need more duet songs too, like the Young Folks song that we already have. Hows about some Kid Rock & Sheryl Crow - Picture
http://www.youtube.com/watch?v=hMiSZzHvBeMAlso, you can't go wrong with with songs by Madonna, Shania Twain, Bryan Adams, U2... all crystal clear lyrics and doable to sing by anyone that picks up a mic. I'm not even gonna try Lip Gloss or crazy songs like that where my eyes can't even keep up with the lyrics, crazy!
Everybody wants some Lisa-tisfaction!