Well Well Well... Do you think you're the biggest JLS fan out there?!

If you can prove it, I've got a copy of the new JLS book to giveaway, just for you!

The first person to answer this question correctly, win! Oooh, and once you've posted your answers, be sure to come back and check if you're the winner as you'll need to email us your contact details so we can post it out to the lucky boy/gal.

***What is the name of JLS's new single with Tinie Tempah?!***

Good luck!

Diana xx