Adele. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Adele performs in February. Leon Neal/AFP/Getty Images hide caption

itoggle caption Leon Neal/AFP/Getty Images

Adele won the song of the year category at this year's Grammy Awards for her tear-jerker "Someone Like You." Kevin Winter/Getty Images hide caption

itoggle caption Kevin Winter/Getty Images

Adele won each of the six Grammys for which she was nominated, including the awards for Album, Song and Record of the Year. She also performed for the first time since canceling a tour last year to recover from throat surgery. Kevork Djansezian/Getty Images hide caption

itoggle caption Kevork Djansezian/Getty Images

Ryan Tedder performs with OneRepublic in 2011. Doug Pensinger/Getty Images hide caption

itoggle caption Doug Pensinger/Getty Images

Adele recently performed on World Cafe. Mari Sarii/Courtesy of XL Records hide caption

itoggle caption Mari Sarii/Courtesy of XL Records