NEW YORK, NY  [Monday Feb.12.2007]  /Mix103FM.com/ -- Justin Timberlake gave concert-goers a surprise last week when he invited Saturday Night Live star Andy Samberg onstage for the show's encore at New York City's Madison Square Garden.

The duo performed the song "Dick In A Box," which was featured on SNL back in December of '06, and has since been viewed on YouTube over 13 million times.

According to NME.com, Timberlake and Samberg performed the song with gift-boxes attached to their crotches.

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