Listen to the exact version you'd be downloading:
Rhapsody in Blue - Leonard Bernstein;Columbia Symphony Orchestra
Also check out this interesting highlights version by The Five Browns:
It's neat, but the conversion to YouTube video doesn't do the power of five pianos justice, it seems.
Below is the link for the album, plus an extra link to Andrea Bocelli's album Amore, which seems like an excellent pickup for just $1.99. I'm not even sure if it's something I'll be into, but my wife likes Josh Groban and this seems like a good replacement.
Last but not least, here's a link to Amazon's Bestselling Classical Keyboard selections, in case you enjoyed this post. There's all kinds of great stuff and I unearthed another great deal, Beethoven's other 5th, his Piano Concerto, for only $2.97. I'm listening right now and it is fantastic!