Just got this in a press release:
Following their performance on this year's Grammy Awards broadcast, The Avett Brothers sold 23,000 singles withing the show's broadcast.
Immediately following the live Grammy telecast, The Avett Brothers topped the iTunes Top Songs and Top Album chart. The band also reached volcanic status on Google searches as well as becoming a trending topic on Twitter. The traffic to the bands site increased 525%. Additionally, The Avett Brothers experienced a 256% sales increase, which was a higher increase than even that of other performers Arcade Fire, Justin Bieber, Katy Perry, Lady Antebellum and Bruno Mars.