reesegymwatermarked460.jpg She must have had a great sweat session, just look at that smile!

Reese Witherspoon squeezed in a workout this morning in L.A., and although we have no idea what her plans for Independence Day are, we have a feeling that just like every other celeb in Hollywood, she will attend a beach BBQ in Malibu and will inevitably be photographed in a bikini. No wonder she's working on her fitness!

Husband Jim Toth is one lucky guy to have such a hottie wife!

After the blonde beauty's drunk and disorderly arrest in Atlanta in April, let's hope she doesn't indulge in too many celebratory cocktails tomorrow!