Jennifer Nettles
"Sugarland" singer Jennifer Nettles married boyfriend Justin Miller over the weekend. Reuters

Jennifer Nettles, lead singer for the country band Sugarland, has married her boyfriend, Justin Miller.

Nettles, 37, wore an Alexander McQueen gown while she exchanged vows with Miller in a chapel by the Smoky Mountains in Tennessee, E! reported.

Bandmate Kristian Bush was invited to -- and attended -- the wedding, E! reported.

Sugarland fans took to Facebook and Twitter to express their congratulations to the country songbird.

So so happy for her! one woman tweeted.

Nettles' husband is a model-turned-entrepreneur, according to People magazine. This is her second marriage.