''Mad World''
Songs from the Year You Were Born

Where else to begin our mixtape but with the performance of the season? Indeed, Adam's haunting, hypnotic cover of Tears for Fears' 1982 hit — performed in a flood of ethereal blue light — was so musically and emotionally flawless, it even won praise from Gary Jules, the man whose 2001 take on the song served as an inspiration for Adam's rendition.

Watch ''Mad World'' here.