Taylor Swift: Tim McGraw's Superstar Summer Night Performer!

Taylor Swift dons a little black dress while performing onstage during Tim McGraw‘s Superstar Summer Night held at the MGM Grand Garden Arena on Monday (April 8) in Las Vegas.

The 23-year-old country crooner was joined on stage for the performance by Keith Urban and Tim.

PHOTOS: Check out the latest pics of Taylor Swift

Pitbull and Ne-Yo were also spotted performing.

The night before, Taylor wowed the crowd while performing with Tim and Keith at the 2013 Academy of Country Music Awards.

FYI: Taylor is wearing an Elizabeth & James dress, Jean Michel Cazabat shoes, Norman Silverman earrings, and a Le Vian ring.

15+ pictures inside of Taylor Swift performing at Tim McGraw‘s Superstar Summer Night…