Taylor Swift: Train's 'Drive-By' Live in Concert - Watch Now!

Taylor Swift rocks the stage during her final Red Tour stop at the Prudential Center on Friday (March 29) in Newark, N.J.

The 23-year-old singer brought out Patrick Monahan, the lead singer of Train, for a surprise performance of the band’s hit song “Drive-By”!

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“Tonight Pat Monahan from @Train showed up to sing “Drive By” with us!! One of my favorite singers, and favorite songs. Newark was a PARTY.” the songstress wrote on Twitter after the show.

Check out full video of Taylor Swift and Patrick Monahan performing “Drive-By” below!