@ddlovato: "It's truuue!! I'm performing #MadeInTheUSA on the Teen Choice Awards!! Tune in to Fox on Sun. and get it on iTunes!! http://smarturl.it/dlitunesa1"
Also, according to http://dlovato-news.tumblr.com, she'll be presenting the ACUVUE® Inspire Award with Fifth Harmony, and she's sitting next to Nick Jonas at the ceremony.
Source
Source:
http://justdemi.livejournal.com/664009.html