From the unconventional and awe-inspiring to the hilarious and heartwarming, here's a look at some of the most interesting photos, videos and stories that have our newsroom talking today. What's capturing your attention, filling your inbox and cluttering your Facebook/Twitter feed? Tweet us the stories you're talking about using #InstantIndex, or email us at ABC.WorldNews@abc.com, and they could appear on "World News."

Bieber Petition After last week's arrest and other brushes with the law, Justin Bieber has a new headache. An online petition calling for the pop star to be deported to his native Canada is now headed to the White House. More than 100,000 people have signed it, which means President Obama must respond to their plea. The big question: Will Sasha and Malia weigh in.

A Thank You From Lorde Teen singing sensation Lorde followed up her double Grammy win with a full-page, handwritten thank you note to her fans. It was published in her hometown newspaper in New Zealand today. She wrote: "Without your support, there's no way I would ever have gotten to stand in the middle of the Staples Center and perform in my school shoes."