Yoga Sure Is Working for Miley Cyrus (PHOTO)

Miley Cyrus knows the secrets to enjoying vacation: splurging and sweating. The 20-year-old singer shared a snapshot with celebrity stylist Jacqueline Rezak, showing off her toned tummy in a native-inspired tube top and denim cutoffs by Rad and Refined as she vacationed in Costa Rica last week. Judging from her tiny waist you would never...