Instant Index: Led Zeppelin Accused of Stealing Guitar Riff

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."

Watch Brad Pitt Toss a Beer to Matthew McConaughey Hey Matthew McConaughey, take a look across the balcony, someone is trying to get your attention. No big deal, it's only Brad Pitt. McConaughey was hanging on his balcony in New Orleans, just tossing a football around, when someone tapped him on the shoulder and said Brad Pitt is across the way. The pair chatted across the street on their balconies, then Pitt threw the Oscar-winner a beer to hype up the fun.

Led Zeppelin Accused of Stealing Guitar Riff Led Zeppelin is under fire for their hit song "Stairway to Heaven." The band Spirit, which toured with Zeppelin in the late 1960s, said the rock legend stole the opening riff from them.

(Chris Walter/Getty Images)

Mick Jagger Becomes a Great-Grandfather Rock legend Mick Jagger is celebrating a new milestone. The 70-year-old is now a great-grandfather. His 21-year-old granddaughter gave birth to a baby girl.