sheeran won best song for what looms as a generation defining track "thinking out loud," and then the pop unicorn herself picking up album of the year for "19. the entire night a showcase for superstars who thrived in the age of digital and streaming. >> adele is just a fascinating star. you know, you've got these deep and dark and sort of lonely songs and she's so funny and she's a very, very likable character. >> and the good thing, too. late reports and tweets commenting on technical issues at the top of her performance. rihanna took to twitter to explain her last minute decision to cancel her grammy performance telling fans so sorry i wouldn't a statement saying she had been put on vocal rest for an infection. you know what's not canceled, the daytime and nighttime drama between taylor and kanye. one long running show to which anyone can buy a ticket. one that figures to play itself out more in the days to come. >> keeping up with kanye west can be a full-time job especially when he's in overdrive mode. >> reporter: for "nightline," i'm chris connelly in los angeles. >> we'll be right back. k

sheeran won best song for what looms as a generation defining track "thinking out loud," and then the pop unicornof the year for the entire night a showcase for superstars who thrived in the age of digital and streaming. >> adele is just a fascinating star. you know, you've got these deep and dark and sort of lonely songs and she's funny and she's a very, very likable character. >> and the good thing, too. late reports and tweets commenting on technical issues at the top of her performance. rihanna took to twitter to explain her last minute decision to cancel her grammy performance telling fans so sorry i wouldn't be there. a statement saying she had been put on vocal rest for an infection. you know what's not canceled, the daytime and nighttime drama between taylor and kanye. one long running show to which anyone can buy a ticket. one that figures to play itself out more in the days to come. >> keeping up with kanye west can be a full-time job especially when he's in >> reporter: for "nightline," i'm chris connelly in los angeles. >> we'll be right back. kanye west, still broke. ugh if . don't e

. >> reporter: the pop unicorn herself sporting a banged-up bob, picking up album of the year for "1989." serving up an empowerment speech that featured shade thrown at 100 miles an hour in the direction of kanye west whose new record declares, i made that famous. heroes of the past. don't say maybe >> reporter: eagles reuniting weeks after the passing of front easy" with jackson browne in frey's stead. lady gaga who tattooed her torso shown on snapchat, the carpet buzzing in anticipation. >> why is she the right person to honor a guy like bowie? >> you can just tell that she is such a big fan. like it's so present in all her work. you know you tell she lives and breathes it. >> did he give you a way of looking at the world that was difference for you? >> his ins influenza is in almost everything i've ever done. >> reporter: technology allowing gaga to manipulate the colors and images upon her face. commencing countdown engines on >> reporter: bonnie raitt, long a friend and colleague of the late bb king, bluesing it up with chris stapleton. >> chris stapleton asked for me specifically

popping up everywhere. from what i hear from my friends in austin right now, all of the air coming out of the unicorn bubbleing to seep into the austin economy as well. they say that the u.s. economy can withstand this decline in oil prices, but the number of states that are kind of teetering on the brink of recession are beginning to add up. >> how much pain or stress has it put on these companies when we now see 2%, 3%, 4% moves, whether it's up or down, as a daily norm now? that kind of volatility. is that really hurting the planning for these companies? does it throw off any kind of investment plans? mp mp >> when you consider the amount of debt these companies are shouldering, a lot of these companies are in an extremely fragile state because, again, the fed left interest rates at the zero level for as low as they did so they were able to access an overabundance of debt. that's coming back to haunt them. >> the fact the fed raised rates in december finally after nearly a decade, and then interest rates went the opposite direction, turned south, treasury yields lower, measuring rates lower, auto loans l