Dover's Shake-It-Officer is back with a Dashcam Duet!

DOVER, Del. (WPVI) -- The Dover, Delaware cop who became an online hit with his hilarious version of Taylor Swift's "Shake It Off" is back, and now he's not alone.

The police department promised an encore, and they did one better with the now trending Dashcam Duet!

Joining the original social media superstar and Shake-It-Officer Jeff Davis is fellow cop Demetrius Stevenson.

The duo jams to a number of hits - from Iggy Azalea's "Fancy" to Paramore's "Ain't It Fun".

Let's just say, they each take a turn in the spotlight.

At the end of the now viral video Officer Davis says to Officer Stevenson, "Keep this between us. Remember what happened last time."

To which Stevenson says, "What happened last time?"

Check out the new video below: