Want to know what's on Reese Witherspoon's workout playlist?

These days, iPods are a a standard fixture at the gym. Everyone has them and everyone uses them to fuel their workout with heart-pumping tunes. But did you ever wonder what tunes your favourite celeb listens to while they work out? Glamour Magazine has revealed a few of the tunes on Reese Witherspoon's playlist. They include:

• Soak Up the Sun, by Sheryl Crow
  
• Buttons, by The Pussycat Dolls
  
• Walk On, by U2
  
• Sweet Home Alabama, by B.A.M.A.
• Stop This Train, by John Mayer

These certainly aren't on my iPod, but to each their own. What's on your playlist?