Transcript for Instant Index: High School Students Pull Christmas Prank
It's covered by most health plans. Time for our friday instant index. It's the season for christmas prank sters startling with a guy who might crash your next cell phone call. Here is nick watt. Reporter: The busiest travel day of the season, where better to begin the best of the week's index? I'm at the airport. Me, too. Sitting at the airport waiting to get on a flight. Reporter: It's called cell phone crashing. I don't know. I don't know either. Are you answering what I'm saying? No. I'm on the phone with somebody. I don't mean to be rude. Reporter: But that's exactly what greg benson is doing. Is that your sister with you? No. I don't have a sister. Okay. Talk to you later. Perfect, talk to you later. Great. Okay. Love you. Love you, too. Reporter: In australia, not seven swans a swimming, four swans a surfing. Two birthdays to note, keith richards turned 70. Doctor once gave him six months to live, he out lived that doctor. And brad pitt figment of so many fantasies turned 50. And wound up on the front cover of the aarp magazine. Getting festive at kilgore high school in texas. Nice. Finally, a priceless gift from a 5-year-old who signed the christmas concert for her parents who were deaf, they had no idea this was coming, a holiday surprise. That was the instant index. I'm nick watt.
This transcript has been automatically generated and may not be 100% accurate.