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.

George W. Bush Celebrates First Halloween With Granddaughter The former U.S. president enjoyed his first Halloween with his grandbaby Thursday night. He took 6-month-old Mila trick-or-treating in her tiny astronaut costume.

(Facebook)

Heidi Klum Unrecognizable in Old Woman Costume Another Halloween costume that turned heads Thursday night was Heidi Klum's. The 40-year-old "Project Runway" host transformed herself into an old woman with the help of a team of makeup wizards.

NFL Star Reportedly Bullied by Teammates Miami Dolphins star Jonathan Martin was reportedly bullied by his teammates. He was nicknamed "Big Weirdo" by his teammates last year and that prompted him to take a leave of absence.