Transcript for Super Bowl 50: First Look at Coldplay's Halftime Show
Lara, there is so much excitement as you know here for the super bowl and, of course, the halftime show, coldplay, they told us they're already teaming up with beyonce. We knew that but they're promising big surprises. ABC's Ryan smith has that. ? Reporter: Coldplay and queen bey, the hymn for the weekend collaborators taking center stage on the biggest weekend of the year. But this morning, a super mystery from the super bowl. Who will be the other global superstars joining the gents on stage. We wanted to make it about togetherness and acceptance and caught the right guests. Some of their biggest hits feature collaborators so, for example, he's done songs with Rihanna, with jay Z, with Kanye west. Reporter: Chris martin keeping mum only revealing they will honor halftime shows of years past. We watched all the other halftime shows and I think we'll celebrate those and hopefully make a show as memorable as some of our favorites. ? You're going to hear me roar ? Reporter: Memorable as in last year's Katy Perry roaring alongside left and right shark and surprise guest Missy Elliott. ? Reporter: Now coldplay hoping their 12 minutes on stage will smith, ABC news, San Francisco. ? Paradise ? No telling what's going to happen halftime or in the game but I got to tell you, after that press conference, coldplay, they're nervous. They're actually really nervous about performing. That's how excited they are to be performing here any super bowl, guys. You can't blame them for that, what, 120 some million people. A little bit of pressure. Back to rob. You got real ld weather across
This transcript has been automatically generated and may not be 100% accurate.