Came across these awesome remixes today! The first is still my favorite. I'm in love with anything ukulele.
Don't Worry, I'm Yours (Jason Mraz vs. Bobby McFerrin vs. Israel Kamakawiwo'ole)byDJ Dain
Dani California's Last Dance (Red Hot Chili Peppers vs. Tom Petty and The Heartbreakers)byDJ Dain
Hotter, Colder, Dreamer, Fighter (Perfume vs. Daft Punk vs. Katy Perry)byDJ Dain
You can find more on DJ Dain's blog.