VIDEO: Justin Timberlake leaves the stage in Louisville for a fan's grand proposal

The stop in Louisville, Kentucky seemed like any other, until Justin Timberlake stepped off the stage to allow a fan to propose to his girlfriend. - see other celebrities who have helped men propose

After singing "That Girl" during his 20/20 Experience World Tour, Justin invited Josh and his main squeeze Kim onstage, saying "Josh called me earlier. He's got something he wants to tell you."

Josh then got down on one knee and proposed to his bewildered girlfriend, who covered her mouth in shock before saying yes and sharing a kiss with her new fiancé!

Josh had contacted Justin's staff in advance of the show, asking if he could make this wild gesture, and the happily married singer was reportedly thrilled to oblige.

Watch the video below for yet another reason to adore Justin Timberlake... and his fan Josh!

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