This time, he had the good fortune of picking up Demi Lovato and Nick Jonas so they could gain access to the all-important carpool lane—and thus another epic installment of "Carpool Karaoke" was born.

year of friendship—going all the way back to when Demi dated Nick's brother Joe.

nick and demi dating-22

Of course, Corden then had to ask Nick the question: "It was all during the time you're wearing your purity ring? " Poor Nick was squirming and blushing in the backseat.

JJJ recently caught up with Nicole about her summer go-to piece and it was a romper!

Nick Jonas and Demi Lovato are going on tour together later this year, but they hit the road early when they joined James Corden on The Late Late Show With James Corden for some Carpool Karaoke.

►► Lovato Bi Sexual We all know Selena Gomez and Nick Jonas dated seven years ago when they were itty bitty teens! During a chat with Capital FM, Demi was asked if she thought Nick and Selena would make a cute item and you have GOT to hear her response!

Tyga BITES Kylie Jenner ►► Bites Kylie Jenner Demi Lovato is Bisexual?

Following the live elimination show, Twitter exploded when several fans saw Nick and Demi acting more than friendly!User @A-J-H says that she saw “Nick Jonas and Demi Lovato two tables down at dinner”, while @kloweexo said “nick jonas was at the x-factor last night with demi.” @ohdemi said “Nick had popped by to chat with Demi Lovato — in private.The two wandered off to the side of the stage for a laugh and high-five.” How flirtatious!Nick and Demi at dinner together AND an after party? However, Demi used to date Nick’s brother Joe Jonas, and Demi is friendly with Nick’s ex Miley Cyrus, who also tweeted her support for Ce Ce.Are Demi and Nick trying to hide their romance because of their ex’s?James Corden's chronic tardiness has once again worked in his favor.