Olly Murs & Demi Lovato's 'Up' Gets Even Better In New Acoustic Version - Watch Here!

Demi Lovato joins Olly Murs in the studio for a stripped down version of their new duet, “Up”.

The duo, who performed the track on the X Factor UK finale just the weekend before, just released the new video and JJJ can’t get enough of the acoustic version!

PHOTOS: Check out the latest pics of Olly Murs

“This was serious giggles! Check it out me & miss @ddlovato doing #upliveacoustic,” Olly shared with his Twitter followers.

He added just the day before, “Just wanted to say a MAHOOSIVE thank you to everything whose bought new album so far glad your enjoying #neverbeenbetter love the tweets.”