Streams of Miley Cyrus' "Party in the U.S.A." grew by nearly 200% around the Fourth of July holiday in the United States. (Photo by Alberto E. Rodriguez/Getty Images for dick clark productions ...

The singer won best country duo/group performance for her and Beyoncé’s duet, “II Most Wanted,” during the pre-show Sunday.

Miley Cyrus ... The "Party in the U.S.A." singer, 31, has won the first Grammy Award of her career: best pop solo performance for "Flowe r s," the lead single off her eighth studio album, "Endless ...