Rihanna, Reese Witherspoon and Julia Roberts Lead Today’s Star Sightings

The past 24 hours have been all about flashing summer legs for the lovely ladies of Hollywood.

Rihanna, donning a cute t-shirt printed with Kate Moss’ face, showed off her gorgeous gams in hot denim shorts as she left her hotel in Cologne, Germany. The 25-year-old singer is due on stage on Wednesday for a show at the Lanxess Arena.

RiRi’s Diamonds World Tour is scheduled for a second Cologne show on Thursday, before heading to Zurich, Switzerland for the weekend.

Stateside, Reese Witherspoon was spotted in her summer best in Los Angeles, Calif. The 37-year-old actress and her adorable son Tennessee reportedly paid a visit to the doctor’s office.

On the east coast, Julia Roberts flaunted her legs as caught a showing of The Lion King on Broadway, newlywed Adam Driver shot a new scene with a motorcycle on the set of Girls while Heidi Klum returned to her hotel after indulging in some retail therapy at Barneys New York.