'X-Files' stars David Duchovny and Gillian Anderson share a smooch

Here's something that's sure to make "X-Files" fans around the world go wild.

On Tuesday night, David Duchovny played a show in New York City to promote his debut album, "Hell or Highwater," when he was surprisingly joined on stage by none other than his longtime co-star Gillian Anderson. Not only did the two sing a duet to Neil Young's "Helpless," they also shared an adorable kiss that ended with David whispering into Gillian's ear.

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In March, it was announced that David, 54, and Gillian, 46, are reprising their beloved roles as Fox Mulder and Dana Scully for a six-part limited series run on Fox. The show will start production this summer.

After nine seasons (starting in Sept. 1993), the "X-Files" came to an end in 2002 but had two feature films in 1998 and 2008. While on Fox, the popular series earned 16 Primetime and Creative Emmy Awards, five Golden Globes and a Peabody Award.

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